39 results on '"Luo, Dan"'
Search Results
2. Equity and efficiency of maternal and child health resources allocation in Hunan Province, China
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Huang, Minyuan, Luo, Dan, Wang, Zhanghua, Cao, Yongmei, Wang, Hua, Bi, Fengying, Huang, Yunxiang, and Yi, Luxi
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- 2020
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3. Sexual risk behaviours among factory workers in Shenzhen, China: a cross-sectional study.
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Luo, Dan, Zhang, Kechun, Chen, Yaqi, Chen, Dahui, Zhao, Heping, Luo, Ganfeng, Ke, Wujian, Wu, Shaomin, Li, Linghua, Cao, He, Cao, Bolin, Cai, Yong, Wang, Zixin, Lin, Qihui, Meng, Xiaojun, and Zou, Huachun
- Abstract
Background: Factory workers are a key population for HIV transmission in China, as they often engage in sexual risk behaviours. This study aims to evaluate sexual risk behaviours and associated factors among factory workers in Shenzhen, China. Methods: A cross-sectional study was conducted by using multi-stage stratified cluster random sampling. Full-time workers aged ≥18 years were eligible to participate in the study. A self-administered questionnaire was used to collect information. Univariate and multivariable logistic regression were applied to assess factors associated with sexual risk behaviours. Results: A total of 2029 factory workers were included. Mean age was 37.2 (±4.4) years; 48.5% were men. Two-thirds (64.9%) had had vaginal intercourse. Their sexual risk behaviours included condomless sex with casual partners in the last sex episode (23.6%), multiple sex partners (11.5%) and engaging in commercial sex (8.4%), in the past year. Having HIV/AIDS knowledge (adjusted odds ratio (AOR) 0.41, 95% confidence interval (CI) 0.24–0.70) and using a condom at sexual debut (AOR 0.08, 95% CI 0.05–0.13) were factors associated with condomless sex with casual partners in the last sex episode. Males (AOR 3.03, 95% CI 1.96–4.69 and AOR 2.19, 95% CI 1.33–3.60), local workers (AOR 2.11, 95% CI 1.01–4.42 and AOR 3.42, 95% CI 1.63–7.21), being single (AOR 2.04, 95% CI 1.39–3.01 and AOR 2.49, 95% CI 1.61–3.87), having sexual debut aged <18 years (AOR 5.98, 95% CI 3.28–10.89 and AOR 3.34, 95% CI 1.74–6.39), and substance use (AOR 2.01, 95% CI 1.38–2.93 and AOR 4.43, 95% CI 2.85–6.87) were associated with both having multiple sex partners and engaging in commercial sex in the past year. Conclusions: Sexual risk behaviours were prevalent despite most participants having basic HIV/AIDS knowledge. Future workplace-based prevention programs should target factory workers and there should be a focus on enhanced sexual education to reduce HIV transmission in China. Sexual transmission has been the main mode of HIV transmission, and data on sexual risk behaviours among factory workers from various industries are scarce in China. Sexual risk behaviours that showed associations with certain characteristics and experience of sexual debut were prevalent among factory workers in Shenzhen, China. There are massive labour forces in China, indicating an urgent need to strengthen sexual health education and promote safer sexual behaviours among factory workers. [ABSTRACT FROM AUTHOR]
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- 2023
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4. Information Needs and Resources and Self-Management Challenges of Parents Caring for a Child with Asthma in China
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Marcia A. Petrini, Eileen Kae Kintner, Qian Liu, Jiong Yang, Luo Dan, Wenqing Li, and Bing Xiang Yang
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Parents ,Resource (biology) ,Self-management ,Self-Management ,Information needs ,Health literacy ,medicine.disease ,Asthma ,Cross-Sectional Studies ,Nursing ,Surveys and Questionnaires ,medicine ,Humans ,Family ,Parental perception ,Child ,China ,Psychology ,General Nursing ,Pediatric asthma - Abstract
The aim of this assessment was to determine the information needs, resources, and resource preferences and self/family-management challenges of parents caring for a child with asthma in China. The acceptance of asthma and consolidated framework for implementation research guided the study. A cross-sectional, descriptive design was used. Seventy-one parents of a child receiving care in an outpatient respiratory clinic completed a three-part, pragmatic, self-report survey. Quantitative data were analyzed using descriptive statistics and qualitative data using thematic analysis. Parents, who needed more knowledge about asthma, sought information from internet sources. However, most parents preferred receiving information during in-person consultation with trained specialists. Management challenges revolved around understanding asthma information, formulating beliefs about asthma, experiencing distressing thoughts and feelings, forming supportive networks, and meeting their child’s emotional needs. Evidence supports expanding nursing roles in China to include extended time for initial in-person parental interactions and follow-up using reliable clinic-based internet counseling.
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- 2021
5. County‐level fiscal strait and resolutions in China
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Luo, Dan and Ju, Ronghua
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- 2011
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6. [Textual research on traditional Chinese medicine Jiuniucao]
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Luo, Dan-Dan, Peng, Hua-Sheng, Zhan, Zhi-Lai, Kang, Li-Ping, Zhang, Yuan, Huang, Xian-Zhang, Huang, Lu-Qi, and Liu, Da-Hui
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China ,Artemisia ,Research Design ,Books ,Humans ,Medicine, Chinese Traditional ,Drugs, Chinese Herbal - Abstract
Jiuniucao in Qizhou, known asquot;Qiaiquot;, was precious and expensive in the Ming and Qing Dynasties. But the authentic plant of Jiuniucao is not mentioned in the Ben Cao Tu Jing and other medical books in the Song, Ming and Qing Dynasties. In history, mugwort leaf originates from many species of plants, Jiuniucao may be one of it. So this paper is to identify the original plant of Jiuniucao and clarify the historical origin of Jiuniucao and mugwort leaf. The textual research and geographical origin analysis of Jiuniucao in ancient literature was conducted. Then field investigation and sampling of Jiuniucao in Qizhou was proceeded, combing with feature comparison of Jiuniucao and Artemisia specimen in the Herbarium of Institute of Botany, Chinese Academy of Sciences. The study concluded that A. stolonifera is the authentic Jiuniucao for medical use. Jiuniucao was also an important original plant of mugwort leaf and it is worth further development and utilization.
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- 2020
7. Pollution patterns and underlying relationships of benzophenone-type UV-filters in wastewater treatment plants and their receiving surface water
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Jian Li, Minghong Wu, Jin-song Li, Luo-dan Ma, Liang Tang, Jia-jun Li, and Gang Xu
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Pollution ,Aquatic Organisms ,China ,Health, Toxicology and Mutagenesis ,media_common.quotation_subject ,Wastewater ,010501 environmental sciences ,Risk Assessment ,01 natural sciences ,Water Purification ,Benzophenones ,chemistry.chemical_compound ,Rivers ,medicine ,Benzophenone ,Animals ,Effluent ,0105 earth and related environmental sciences ,media_common ,Pollutant ,010401 analytical chemistry ,Public Health, Environmental and Occupational Health ,General Medicine ,Seasonality ,medicine.disease ,0104 chemical sciences ,chemistry ,Environmental chemistry ,Total removal ,Environmental science ,Sewage treatment ,Seasons ,Sunscreening Agents ,Surface water ,Water Pollutants, Chemical ,Environmental Monitoring - Abstract
The environmental behaviors of emerging pollutants, benzophenone-type UV filters (BP-UV filters) and their derivatives were investigated in four wastewater treatment plants (WWTPs), and their receiving surface waters in Shanghai. The concentration level of selected BP-UV filters in the WWTPs was detected from ng L−1 to μg L−1. BP (621–951 ng L−1) and BP-3 (841-1.32 × 103 ng L−1) were the most abundant and highest detection frequency individuals among the target BP-UV filters in influents, whereas BP (198–400 ng L−1), BP-4 (93.3–288 ng L−1) and BP-3 (146–258 ng L−1) were predominant in effluents. BP-UV filters cannot be completely removed and the total removal efficiency varied widely (−456% to 100%) during the treatment process. It can be inferred that the usage of BP and BP-3 are higher than other BP-UV filters in the study area. The lowest and highest levels were BP-2 (ND-7.66 ng L−1) and BP-3 (68.5-5.01 × 103 ng L−1) in the receiving surface water, respectively. Interestingly, the seasonal variation of BP-3 is larger than those of other BP-UV filters in surface water from Shanghai. There is no obvious pollution pattern of BP-UV filters in the surface water from the cosmetic factory area. The correlation analysis of BP-UV filters between WWTPs effluents and nearby downstream water samples suggested that BP-UV filters emitted from some WWTPs might be the main source of receiving surface water. Preliminary risk assessment indicated that the levels of BP-UV filters detected by the effluent posed medium to high risk to fish as well as other aquatic organisms.
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- 2018
8. Occurrence and source analysis of selected antidepressants and their metabolites in municipal wastewater and receiving surface water
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Gang Xu, Jian Li, Wen-Yan Shi, Luo-dan Ma, Min Liu, Dong-Zhi Yan, and Jia-jun Li
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China ,Venlafaxine ,Wastewater ,010501 environmental sciences ,Management, Monitoring, Policy and Law ,Citalopram ,01 natural sciences ,Toxicology ,Rivers ,medicine ,Environmental Chemistry ,Effluent ,0105 earth and related environmental sciences ,Bupropion ,Fluoxetine ,Sertraline ,010401 analytical chemistry ,Public Health, Environmental and Occupational Health ,General Medicine ,Antidepressive Agents ,0104 chemical sciences ,Environmental science ,Sewage treatment ,Water Pollutants, Chemical ,Environmental Monitoring ,medicine.drug - Abstract
Seven commonly utilized antidepressants (amitriptyline, fluoxetine, sertraline, citalopram, paroxetine, venlafaxine, and bupropion) and three of their metabolites were detected in four wastewater treatment plants (WWTPs) and corresponding receiving waters including the mainstream and three of the tributaries of Huangpu River, Shanghai. The concentration levels of selected antidepressants in wastewater and receiving water were both at ng L-1 level, but those antidepressants that were found in wastewater were typically in a range of one and even two orders of magnitude higher than those that were present in the receiving water except for the concentration levels of paroxetine, norfluoxetine, and nortriptyline. Venlafaxine and its metabolite O-desmethylvenlafaxine were the primary compounds (reaching up to 132.04 and 173.68 ng L-1 as well as 3.03 and 4.53 ng L-1 in wastewater and receiving water, respectively). Based on the mass loadings of selected antidepressants in four WWTPs, the mass loading of sertraline in effluent for this study was at the highest level when compared to other countries. The important finding was that the sampling sites H11 and H13 were much more likely to be polluted by side-pollution sources (the accumulation areas of Grade A of Class-three hospitals and pharmaceutical factories) than point pollution sources (WWTP 1 and WWTP2) through analysis of Spearman correlation. The results have shown that the RQs for these antidepressants were less than 0.1 except for the RQ of venlafaxine in an effluent for mollusks, which was less than 1. This indicated that the concentration levels of antidepressants would not pose a high risk for aquatic organisms, but sustained attention should still be paid.
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- 2018
9. First Report of Colletotrichum gloeosporioides Causing Anthracnose on Pepper in Shaanxi Province, China
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Yang Li, Luo-Dan Xiao, Wen-Xian Gai, Xiao Ma, and Zhen-Hui Gong
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Crop ,Capsicum annuum ,Horticulture ,Colletotrichum ,biology ,Colletotrichum gloeosporioides ,Pepper ,Plant Science ,Colletotrichum species ,biology.organism_classification ,China ,Pathogenicity ,Agronomy and Crop Science - Abstract
Pepper (Capsicum annuum L.) is an important solanaceous vegetable crop, with high nutritional and economic value. However, it is susceptible to Colletotrichum spp. infection during its growth and development, which seriously affects production yield and quality. Chili anthracnose, caused by Colletotrichum spp., is one of the most destructive diseases of pepper. In August 2020, chili anthracnose was observed with widespread distribution in the horticulture field of Northwest AF University (34.16° N, 108.04° E) in Shaanxi Province, China. Approximately 60% of the pepper plants had disease symptoms typical of anthracnose. Lesions on pepper fruits were dark, circular, sunken, and necrotic, with the presence of orange to pink conidial masses (Figure S1A). To perform fungal isolation, the tissue at the lesion margin was cut from eight symptomatic fruits, surface disinfested with 75% ethanol for 30 s, and 2% NaClO for 1 min, then rinsed three times with sterile distilled water and dried on sterile filter paper. The tissues were placed on potato dextrose agar (PDA) and incubated at 28 ºC in the dark. After 3 days, hyphae growing from tissue of each lesion were recultured on PDA (Liu et al. 2016). A representative single-spore isolate (NWAFU2) was used for morphological characterization, molecular analysis, phylogenetic analysis, and pathogenicity tests. NWAFU2 colonies had gray-white aerial mycelium, and the reverse side of the colonies was dark gray to light yellow after 10-days growth on PDA (Figure S1B-C). Conidia were cylindrical, aseptate, with obtuse to slightly rounded ends, and measured 10.1 to 16.9 (length) × 4.7 to 7.0 (width) μm (n=50) (Figure S1D). Based on morphological features, the isolate was consistent with the description of C. gloeosporioides species complex (Weir et al. 2012). For molecular identification, genomic DNA was extracted using a CTAB method and the internal transcribed spacer (ITS) region, glyceraldehyde-3-phosphate dehydrogenase (GAPDH) and partial sequences of actin (ACT) genes were amplified and sequenced using primers ITS1F/ITS4, GDF1/GDR1 and ACT-512F/ACT-783R, respectively (Dowling et al. 2020). Using the BLAST, ITS, ACT, GAPDH gene sequences (GenBank accession nos. MW258690, MW258691 and MW258692, respectively) were 100%, 100% and 98.19% identical to ZJL-4 of C. gloeosporioides (GenBank accession nos. MN075757, MN058142 and MN075666, respectively). Phylogenetic analysis was conducted using MEGA-X (Version 10.0) based on the concatenated sequences of published ITS, ACT and GAPDH for Colletotrichum species using Neighbor-Joining algorithm. The identified isolate (NWAFU2) was closely related to C. gloeosporioides (Figure S2). To confirm the pathogenicity, ten healthy pepper fruits were surface-sterilized and 2 μL of conidial suspension (1×106 conidia/mL) was injected the surface of pepper. Five fruits were inoculated with 2μL sterile distilled water as controls. After inoculation, the fruits were kept in a moist chamber at 28°C in the dark. The experiment was repeated three times. Anthracnose symptoms similar to those observed in the field, were observed 7 days after inoculation (Figure S1F) and control fruits remained healthy. A similarly inoculated detached leaf assay resulted in water-soaked lesions 3 days after inoculation. C. gloeosporioides was reisolated from the infected pepper fruits, fulfilling Koch's postulates. C. gloeosporioides has been reported to cause chili anthracnose in Sichuan Province, China (de Silva et al. 2019; Liu et al. 2016). However, Shaanxi is one of the main pepper producing areas in china and it is geographically distinct from Sichuan; its climate and environmental conditions are different from Sichuan. Knowledge that C. gloeosporioides causes chili anthracnose of pepper in Shaanxi province, China may aid in the selection of appropriate management tactics for this disease. Reference: de Silva, D. D., Groenewald, J. Z., Crous, P. W., Ades, P. K., Nasruddin, A., Mongkolporn, O., and Taylor, P. W. J. 2019. Identification, prevalence and pathogenicity of Colletotrichum species causing anthracnose of Capsicum annuum in Asia. IMA Fungus 10:8. Dowling, M., Peres, N., Villani, S., and Schnabel, G. 2020. Managing Colletotrichum on Fruit Crops: A "Complex" Challenge. Plant Dis 104:2301-2316. Liu, F. L., Tang, G. T., Zheng, X. J., Li, Y., Sun, X. F., Qi, X. B., Zhou, Y., Xu, J., Chen, H. B., Chang, X. L., Zhang, S. R., and Gong, G. S. 2016. Molecular and phenotypic characterization of Colletotrichum species associated with anthracnose disease in peppers from Sichuan Province, China. Sci Rep 6. Weir, B. S., Johnston, P. R., and Damm, U. 2012. The Colletotrichum gloeosporioides species complex. Stud Mycol 73:115-180.
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- 2021
10. Hospitalization, interpersonal and personal factors of social anxiety among COVID-19 survivors at the six-month follow-up after hospital treatment: the minority stress model.
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Ju, Niu, Yang, Xue, Ma, Xiaojun, Wang, Bingyi, Fu, Leiwen, Hu, Yuqing, Luo, Dan, Xiao, Xin, Zheng, Weiran, Xu, Hui, Fang, Yuan, Chan, Paul Shing Fong, Xu, Zhijie, Chen, Ping, He, Jiaoling, Zhu, Hongqiong, Tang, Huiwen, Huang, Dixi, Hong, Zhongsi, and Xiao, Fei
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MINORITY stress ,SOCIAL anxiety ,MENTAL health promotion ,INFECTIOUS disease transmission ,HOSPITAL admission & discharge ,PERCEIVED discrimination ,COVID-19 - Abstract
Copyright of European Journal of Psychotraumatology is the property of Taylor & Francis Ltd and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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- 2022
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11. Application of the Chinese Version of the Pittsburgh Sleep Quality Index in People Living With HIV: Preliminary Reliability and Validity.
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Yan, Dong-Qin, Huang, Yun-Xiang, Chen, Xi, Wang, Min, Li, Jie, and Luo, Dan
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HIV-positive persons ,PSYCHOMETRICS ,CRONBACH'S alpha ,ANTIRETROVIRAL agents ,PEARSON correlation (Statistics) - Abstract
Background: The Pittsburgh Sleep Quality Index (PSQI) has been a widely used instrument measuring sleep quality among people living with HIV (PLWH) in China while its psychometric properties have yet to be examined in this population. We aimed to assess the reliability and validity of the Chinese version of PSQI in PLWH and identify factors associated with sleep quality. Methods: This study was based on a longitudinal study of newly diagnosed PLWH, among whom the PSQI was used to measure sleep quality 5 years after HIV diagnosis (n = 386). To evaluate internal consistency, Cronbach's alpha and corrected item-total correlation were calculated. To assess construct validity, Pearson's correlation coefficients were calculated between PSQI scores and depression, anxiety, stress, and health-related quality of life (HRQoL). Known group validity was evaluated by comparing PSQI scores between participants with probable depression and those without. Binary logistic regression was conducted to identify factors associated with sleep disturbances. Results: The internal consistency Cronbach's alpha for the Chinese version of PSQI in PLWH was 0.713. Construct validity was established by significant relationships between PSQI and depression, anxiety, stress, and HRQoL. The PSQI scores in participants with probable depression were significantly higher than those without, indicating good known-group validity. Sleep disturbances were associated with less income, higher CD4 counts, antiretroviral treatment (ART) initiation, exercise, depression, and higher stress levels. Conclusions: The Chinese version of PSQI is feasible for use among Chinese PLWH. Over a third of PLWH reported sleep disturbances. More attention should be given to individuals with less income and on ART. Intervention aimed at improving mental health or facilitating exercise may improve sleep quality. [ABSTRACT FROM AUTHOR]
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- 2021
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12. Parents' Experiences of Having a Young Child With Acute Lymphoblastic Leukemia in China.
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Liu, Qian, Petrini, Marcia A., Luo, Dan, Yang, Bing Xiang, Yang, Jiong, and Haase, Joan E.
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Background: Understanding parents' experiences is a prerequisite to developing interventions that are sensitive to needs of children and families. In China, little is known about parental experiences of having a young child with acute lymphoblastic leukemia (ALL). This phenomenological study aimed to describe parental experiences of having a young child with ALL in China. Method: Ten parents, recruited in central China using purposive sampling, participated in face-to-face, in-depth interviews using Haase's adaptation of Colaizzi's phenomenological method. Results: Five theme categories were identified: (a) The Cancer Diagnosis as a Terrible Disaster—The Sky is Falling, (b) Fighting the Beast, (c) Putting on a Happy Face and Other Coping Strategies, (d) Diagnosis Disclosure: If We Tell and How to Tell, and (e) Hope-Filled Expectations: Returning to Normal Life. Conclusion: Parents put their child's health as their top priority. They strive to manage uncertainty about prognosis and cope with enormous pressures caused by children's suffering, financial burden, and stigma. Parents also express their resilience and hope throughout their child's cancer journey. Support services to strengthen specific families' protective factors (i.e., family/community support, hope, and positive coping) are needed to foster resilience and quality of life. Health care professionals should systematically assess parents' needs, provide validated education materials, and implement tailored interventions across the cancer continuum. Public education and advocacy about cancer is also necessary to decrease cancer-related stigma, and provide financial aid and health care resources in pediatric oncology. [ABSTRACT FROM AUTHOR]
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- 2021
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13. Is China's public housing programme destined to fail? Evidence from the city of Changsha.
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Xu, Ying and Luo, Dan
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PUBLIC housing ,RENTAL housing ,HOUSING development ,SOCIAL marginality ,CHINESE people ,MUNICIPAL government - Abstract
Since 2011, China has implemented a large‐scale public housing programme, constructing tens of millions of apartments to cope with increasing housing shortages and difficulties. Using the case study of Changsha, this study explored the likely fate of this inchoate but significant social policy initiative. We propose a ghettoisation framework for the underlying and interrelated socio‐economic mechanisms that produce and maintain the problem‐ridden public housing development. By applying the analysis framework, this study assessed the status of physical, economic and social decay in public rental housing in Changsha. It is concluded that Chinese public housing projects foster physical dilapidation, economic deprivation and social marginalisation and, at the extreme, may be turned into urban ghettos similar to those found in many other countries, if this downward spiral of physical, economic and social decay persists. Chinese city governments have been aware of the physical dilapidation of public rental housing and have endeavoured with physical improvement and upgradation and government procurement of operation and management services. However, these endeavours are doomed to eventually be fruitless without systematic amelioration of economic and social decay. This study can be applied to worldwide cities with public housing development programmes, by guiding policymakers to advocate for concentrated efforts in problem‐ridden projects and for broader, system‐wide reforms to prevent the worst case scenario of ghettoisation. [ABSTRACT FROM AUTHOR]
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- 2021
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14. Climate Change Communication in China
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Luo Dan and Ji Li
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business.industry ,Political economy of climate change ,Political science ,Environmental resource management ,Climate change ,business ,China - Abstract
As one of the most serious challenges facing humankind during the 21st century, climate change not only relates to many fields such as science, culture, economics, and politics, but also affects the survival and future development of human beings. In China, climate change communication research specifically first began to be conducted quite late, as the significance of climate change issues came to the fore in the international arena. The year 2007 is known as China’s “first year of climate change communication research.” Climate change coverage up to 2007 can be divided into two periods: In the early period, the number of reports was small, the reporting agenda was simple, and public’s attention was limited, whereas in the late period coverage changed visibly: the amount of coverage experienced a sharp increase, the topics covered were diverse, and reporting gradually reached an advanced level of sophistication. Research on climate change is not only limited to the analysis of science reporters from the professional field, but also includes studies conducted by the government, academia, NGOs, enterprises, and the like, and it has already reached certain research conclusions. Media coverage of climate issues and research on climat communication complement each other—the former promoting the latter and the latter enriching the former—and they jointly advance the dissemination of climate issues in China. This article hopes to sort out the research on media reports on climate change and climate change communication research to gain an overall and comprehensive understanding of climate change communication in China
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- 2017
15. Efficacy of functional microarray of microneedles combined with topical tranexamic acid for melasma
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Xu, Yang, Ma, Renyan, Juliandri, Juliandri, Wang, Xiaoyan, Xu, Bai, Wang, Daguang, Lu, Yan, Zhou, Bingrong, and Luo, Dan
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Adult ,Melanins ,China ,melasma ,Observational Study ,Middle Aged ,Administration, Cutaneous ,tranexamic acid ,Antifibrinolytic Agents ,Elasticity ,Melanosis ,microneedle ,Young Adult ,Treatment Outcome ,Erythema ,Needles ,Patient Satisfaction ,Face ,Humans ,Female ,Single-Blind Method ,Research Article ,Skin - Abstract
To evaluate the efficacy of a functional microarray of microneedles (MNs) plus topical tranexamic acid (TA) for melasma in middle-aged women in China. Thirty female subjects with melasma were enrolled in this study. The left or right side of the face was chosen randomly to be pretreated with a functional microarray of MNs, followed by topical 0.5% TA solution once per week for 12 weeks. The other half-face was the control, treated with a sham device plus topical 0.5% TA solution. At baseline and at weeks 4, 8, and 12 of treatment, clinical (photographic) evaluations and parameters determined by Visia were recorded. At baseline and week 12, patient satisfaction scores and the biophysical parameters measured by Mexameter were also recorded. Side effects were evaluated at baseline and at the end of the 12 weeks. In total, 28 women (93.3%) completed the study. The brown spots’ scores measured by Visia were significantly lower on the combined therapy side than on the control side at 12 weeks after starting treatment; there was no significant difference between sides at 4 or 8 weeks. After 12 weeks, melanin index (MI) decreased significantly in both 2 groups, and the MI was significantly less on the combined side at week 12. Transepidermal water loss, roughness, skin hydration, skin elasticity, and erythema index showed no significant differences between 2 sides at baseline, 4, 8, and 12 weeks after treatment. Physicians’ evaluations of photographs showed better results at week 12 with combined therapy: >25% improvement was observed in the MNs plus TA side in 25 patients, and in the TA side in only 10 patients. Subjective satisfaction scores on both sides increased significantly. The participants were more satisfied with the results of the combined therapy side than the control side. No obvious adverse reactions were observed throughout the study. Combined therapy with a functional microarray of MNs and topical TA solution is a promising treatment for melasma.
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- 2017
16. The impact of green finance policy on green innovation performance: Evidence from Chinese heavily polluting enterprises.
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Chang, Kaiwen, Luo, Dan, Dong, Yizhe, and Xiong, Chu
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- *
ENVIRONMENTAL policy , *TECHNOLOGICAL innovations , *GREEN technology , *BANK loans , *ENVIRONMENTAL regulations , *SUSTAINABLE investing , *GOVERNMENT business enterprises , *MACHINE learning - Abstract
Green innovation (GI) is increasingly recognised as an effective strategy for tackling climate change, mitigating environmental issues, and promoting sustainable development. Using panel data of the Chinese listed firms from 2007 to 2019, this study adopts the difference-in-differences approach to assess the impact of the green finance policy (GFP) initiated by the Chinese government in 2012 on the green innovation performance of firms. The findings reveal that the GFP significantly boosts the green innovation performance of heavily polluting enterprises (HPEs). Notably, this effect is more pronounced in state-owned enterprises and firms with high dependence on external finance. Compared with penalty-based regulations, incentive-based and voluntary environmental regulations demonstrate more significant moderating effects on the relationship between the GFP and green innovation performance for HPEs. We also identify improved efficiency in the usage of green investments as a potential mechanism through which the GFP enhances the green innovation performance of HPEs. Further comparative analysis shows that green enterprises can achieve simultaneous improvement in both the quality and quantity of green innovation, whereas HPEs predominantly exhibit enhancements in innovation quantity. To maximise the GFP's positive effects, it is recommended to facilitate more targeted bank lending towards HPEs to support their structural transformation. Additionally, the coordinated deployment of diverse environmental policy instruments is advised to exploit their synergistic effects. • This paper confirms the positive relationship between Green Finance Policy (GFP) and the green innovation. • We develop a novel machine learning approach to enhance the accuracy of variable measurements. • Firms with different ownership structure and external finance reliance are impacted differently by the GFP. • Both incentive-based and voluntary environmental regulations have positive moderation effects. • GFP can improve the green innovation by enhancing the green investment efficiency. [ABSTRACT FROM AUTHOR]
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- 2024
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17. Musks and organochlorine pesticides in breast milk from Shanghai, China: Levels, temporal trends and exposure assessment
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Kewen Zheng, Jiamo Fu, Qing Xu, Yingxin Yu, Jing Zhou, Guoying Sheng, Xuejing Zhu, Xiangying Zeng, Luo-dan Ma, and Xiaolan Zhang
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Adult ,China ,Time Factors ,Daily intake ,Health, Toxicology and Mutagenesis ,Biology ,Breast milk ,Young Adult ,chemistry.chemical_compound ,Animal science ,Hydrocarbons, Chlorinated ,Humans ,Shanghai china ,Pesticides ,Exposure assessment ,Milk, Human ,Public Health, Environmental and Occupational Health ,Organochlorine pesticide ,General Medicine ,Hexachlorobenzene ,Pollution ,chemistry ,Maternal Exposure ,Environmental chemistry ,Environmental Pollutants ,Female ,Statistical correlation ,Environmental Monitoring - Abstract
The concentrations of musks (polycyclic musks and nitro musks) and traditional organochlorine pesticides (OCPs), including dichlorodiphenyltrichloroethane and its metabolites (DDT, DDE, DDD, and total DDTs), hexachlorobenzene (HCB), and hexachlorocyclohexanes (HCHs) in breast milk collected in Shanghai, China during the period 2006–2010, were determined. The total concentrations ranged from 4.7 to 276.2 (median: 58.4) ng/g lipid weight (lw) for musks and from 88.3 to 2532.9 (median: 1003.8) ng/g lw for OCPs. 4,4′-DDE (median: 655.4 ng/g lw) was the predominant OCP, followed by β-HCH (median: 172.5 ng/g lw), and HHCB (1,3,4,6,7,8-hexahydro-4,6,6,7,8,8-hexamethylcyclopenta[γ]-2-benzopyran) (median: 17.7 ng/g lw) was the dominant musk. There was no statistical correlation between total musk concentrations, and HCB, HCHs, DDTs or total OCP concentrations, indicating their different exposure routes and metabolism in humans (p=0.182–0.325). Clear reductions in temporal trends in the levels of DDTs and HCB, especially HCHs (p
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- 2012
18. Safety and immunogenicity of two freeze-dried Vero cell rabies vaccines for human use in post-exposure prophylaxis
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Li-bo Zuo, Xue-chun Zhang, Yan-jie Zou, Mei-ping Sun, Luo-dan Suo, Ruo-hui Xu, Ling-yun Wang, and Hua Qi
- Subjects
Adult ,Male ,China ,Adolescent ,medicine.medical_treatment ,Cell Culture Techniques ,Physiology ,Antibodies, Viral ,medicine.disease_cause ,Young Adult ,Rabies vaccine ,Chlorocebus aethiops ,medicine ,Animals ,Humans ,Technology, Pharmaceutical ,Seroconversion ,Post-exposure prophylaxis ,Child ,Vero Cells ,Lyssavirus ,Aged ,Aged, 80 and over ,General Veterinary ,General Immunology and Microbiology ,biology ,business.industry ,Immunogenicity ,Vaccination ,Rabies virus ,Public Health, Environmental and Occupational Health ,Middle Aged ,medicine.disease ,biology.organism_classification ,Antibodies, Neutralizing ,Virology ,Freeze Drying ,Infectious Diseases ,Rabies Vaccines ,Child, Preschool ,Molecular Medicine ,Female ,Rabies ,Post-Exposure Prophylaxis ,business ,Biotechnology ,medicine.drug - Abstract
To provide basis for human rabies vaccination in China, the safety and immunogenicity of two freeze-dried Vero cell rabies vaccines for human use were assessed. A total of 250 volunteers were enrolled and divided into two groups: volunteers in Group A (n=200) were vaccinated five doses of Speeda Vero cell rabies vaccine manufactured by Liaoning Chengda Biotechnology Co. Ltd. on day 0, 3, 7, 14, 28 after exposure. Volunteers in Group B (n=50) were treated with Verorab Vero cell rabies vaccine manufactured by Sanofi Pasteur on the same schedule. The local and systematic adverse reactions were observed. Serum neutralizing antibody levels of 80 individuals in Group A and 50 individuals in Group B were tested with RFFIT on day 7, 14, 45, 180, 360 after the first dose. The seroconversion rates in Groups A and B were 40.3% and 37.0% on day 7 after the first dose, 95.5% and 97.7% on day 14, 100% and 100% on day 45, 100% and 100% on day 180, 89.1% and 89.5% on day 360 respectively, indicating no significant differences between the two groups. And no significant differences were found between the neutralizing antibody geometric mean titers (GMTs) of the two groups on day 7, 14, 45, 180 and 360 after the first dose, with the GMTs of day 14, 45, 180 and 360 all higher than 0.5IU/ml. Antibody levels of the two groups peaked around 2 weeks after the full vaccination program, followed by a 55% decrease up to day 180 and another 76% decrease up to day 360. Both groups experienced occasions of transient fever, rash, edema, and scleroma after vaccination. Neither group had any severe adverse reactions. It was concluded that both vaccines showed satisfactory safety and immunogenicity. Booster vaccination is recommended following another exposure after six months since the full vaccination program.
- Published
- 2011
19. Current Smoking Behavior Among Medical Students in Mainland China: A Systematic Review and Meta-Analysis.
- Author
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Niu, Lu, Liu, Ying, Luo, Dan, and Xiao, Shuiyuan
- Subjects
CONFIDENCE intervals ,MEDICAL students ,MEDLINE ,META-analysis ,ONLINE information services ,QUESTIONNAIRES ,RESEARCH funding ,SMOKING ,SMOKING cessation ,SYSTEMATIC reviews ,DATA analysis ,DESCRIPTIVE statistics - Abstract
This study aimed to estimate the prevalence of current smoking among medical students in mainland China through a systematic search across 6 electronic databases for English or Chinese studies published before May 25, 2018. A total of 79 studies were included; 26 had a high risk of bias. The overall pooled prevalence of current smoking was 10.93% (7460/68 253; 95% confidence interval = 0.09%, 13.08%, I
2 = 98.6%). This study found a decreasing prevalence of current smoking over the period studied (survey year range of 1988-2014). More specifically, the current smoking prevalence in males decreased progressively across time, while the prevalence in females remained relatively constant. The overall prevalence in the west was higher than in the middle or east of mainland China (P = .0061). The overall prevalence of current smoking increased with year in school (P = .0028). The present study provides a comprehensive synthesis of current smoking prevalence among medical students in mainland China. Although there have been some improvements in the status of tobacco use among medical students, given the leading role of physicians in tobacco control, sustained efforts are needed to curb the tobacco epidemic among medical students. [ABSTRACT FROM AUTHOR]- Published
- 2018
- Full Text
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20. [Intention survey of target population with regard to H1N1 influenza vaccination]
- Author
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Min, Lu, Luo-dan, Suo, Li, Lu, Liang, Miao, Wen-yan, Ji, Dong-lei, Liu, Rui, Ma, Yu-chan, Huang, and Jiang, Wu
- Subjects
Male ,China ,Health Services Needs and Demand ,Influenza A Virus, H1N1 Subtype ,Influenza Vaccines ,Pregnancy ,Influenza, Human ,Vaccination ,Medical Staff ,Humans ,Female ,Intention ,Students - Published
- 2012
21. [The epidemiological impact of varicella vaccination in kindergartens, primary and secondary schools in Beijing]
- Author
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Luo-dan, Suo, Li, Lu, Jiang, Wu, Dong-lei, Liu, and Xing-huo, Pang
- Subjects
Chickenpox Vaccine ,Male ,China ,Chickenpox ,Schools ,Adolescent ,Child, Preschool ,Humans ,Female ,Child ,Schools, Nursery - Abstract
To study the epidemiological impact of varicella vaccine vaccination on kindergartens and school children in Beijing.According to "China Information System for Diseases Control and Prevention", the reported clinical diagnosis varicella cases were tracked in kindergartens, primary and secondary schools whose onset date were from 2008 to 2010. Epidemiological survey was conducted and epidemiological features were analyzed.A total of 21 474 varicella cases were investigated: 55.3% (11 883 cases) had been vaccinated by varicella vaccine. Of cases with definite immunization history, interval between vaccination date and onset date were from 30 days to 1 year accounted for 3.4% (286/8510), 1 to 3 years accounted for 18.2% (1551/8510), 3 to 5 years accounted for 28.6% (2431/8510), 5 to 10 years accounted for 34.3% (2916/8510) (left-closed right-open interval); The peak age of onset was 4 years old in cases without immunization history, which was 6 years old in cases with immunization history; The proportion of cases with immunization history (≥ 30 days) had increased from 42.4% (2862/6754) in 2008 to 56.3% (4327/7679) in 2010. The cases with no fever had a higher proportion (54.9%, 6413/11 679) of immunization history (≥ 30 days) than cases with fever (47.7%, 4533/9500) (P0.01); The cases with rashes less than 50 had a higher proportion (57.4%, 8045/14 020) of immunization history (≥ 30 days) than cases with rashes more than 50 (40.2%, 2902/7216) (P0.01).Varicella vaccine delays the peak age of onset, alleviates the symptoms. The current immunization strategy can not block varicella spread in kindergartens, primary and secondary schools.
- Published
- 2012
22. From the logo of Beijing 2008 Olympic Games to see guidelines of computer software design signs
- Author
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Luo Dan
- Subjects
Multimedia ,Computer science ,business.industry ,Emblem ,media_common.quotation_subject ,ComputingMethodologies_IMAGEPROCESSINGANDCOMPUTERVISION ,Sign (semiotics) ,Logo ,computer.software_genre ,GeneralLiterature_MISCELLANEOUS ,Visual arts ,Computer graphics ,Symbol ,ComputingMethodologies_PATTERNRECOGNITION ,Software ,Beijing ,business ,China ,computer ,media_common - Abstract
All activities of Beijing 2008 Olympic Games have a corresponding symbol as the representative of the image. Whether "Dancing Beijing” Olympic Games emblem, the volunteers sign, cultural festival logo, the torch relay symbol, or the environment signs, etc., are all symbol of Chinese traditional culture which well-designed by logo designers. This paper starting from the introduction of main computer software of logo design to analyze the guidelines of computer software design signs from the logo of Beijing 2008 Olympic Games. Proposed the creator of the logo design should seize these design criteria, re-creation modern China's logo on the basis of carrying forward the traditional culture.
- Published
- 2011
23. Analysis of the application of traditional meaning in computer design logo
- Author
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Luo Dan
- Subjects
Civilization ,Multimedia ,Computer science ,media_common.quotation_subject ,Logo ,computer.software_genre ,Computer graphics ,Promotion (rank) ,Socialism ,Luck ,Aesthetics ,Cultural diversity ,Ethnic culture ,Happiness ,Meaning (existential) ,China ,computer ,media_common - Abstract
China's traditional culture is very rich, its meaning is diverse. But general represent good luck, smug, rich, prosperous, and more children, more happiness and other auspicious meaning. In modern China computer design logo were processed and in the use of the traditional meaning of these culture. Make these signs are contemporary and national. This article starting from analysis the characteristics of modern computer logo design to analysis the application of the traditional meaning in computer design logo. To proposed the combination of traditional meaning and computer design logo active role of in the promotion of ethnic culture and building civilization of socialist material and spiritual aspects.
- Published
- 2011
24. [Analysis of adverse events following 2009 influenza A (H1N1) vaccinoprophylaxis in Beijing]
- Author
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Liang, Miao, Li, Lu, Jiang, Wu, Luo-dan, Suo, Dong-lei, Liu, Mei-ping, Sun, Xing-huo, Pang, Ying, Deng, and Xiao-li, Wang
- Subjects
Adult ,Aged, 80 and over ,Male ,China ,Adolescent ,Fever ,Middle Aged ,Mass Vaccination ,Young Adult ,Influenza A Virus, H1N1 Subtype ,Influenza Vaccines ,Child, Preschool ,Population Surveillance ,Influenza, Human ,Hypersensitivity ,Humans ,Female ,Immunization ,Child ,Aged - Abstract
To evaluate the safety of 2009 influenza A (H1N1) vaccine based on mass immunization initiative in Beijing.There were 2 113 280 people were vaccinated during September to December 2009. The information of adverse events following immunization (AEFI) was collected through surveillance system, and descriptive methodology was used for data analysis.A Total of 612 AEFI cases were reported, among which there were 321 vaccine reaction cases following immunization, 203 coincidental illness cases, 82 psychogenic reaction cases, and 6 pending cases. The rates of rare reactions and common reactions associated with vaccination were respectively 5.54/100 000 (117/2 113 280) and 9.65/100 000 (204/2 113 280). The rate of serious rare reaction was 0.19/100 000 (4/2 113 280). The rates of vaccine reactions in urban, suburb and county were 16.87/100 000 (36/213 519), 17.81/100 000 (187/1 049 817) and 11.53/100 000 (98/849 944), respectively. The rates of rare reaction and common reaction in different age groups were between 3.65/100 000 (6/164 604) to 8.99/100 000 (27/300 176), and between 0.61/100 000 (1/164 604) to 22.06/100 000 (85/385 275). The 117 rear vaccine reaction cases were mainly allergic reaction (107 cases), and the 204 common vaccine reaction cases were mainly fever (176 cases). There were 91.90% (295/321) vaccine reactions occurred within 24 hours of administration, and all cases had improved consequence.The mostly symptoms of AEFI cases during the period of 2009 influenza A (H1N1) vaccinoprophylaxis were anaphylaxis and fever. The types of adverse reactions and the level of serious events are consistent with the anticipation. There were no rear or new events occurred.
- Published
- 2010
25. [Safety and epidemiological effects of the first China-made mass A (H1N1) influenza vaccination]
- Author
-
Wen-yan, Ji, Li, Lu, Min, Lü, Liang, Miao, Ting, Gao, Ruo-gang, Huang, Luo-dan, Suo, Dong-lei, Liu, Rui, Ma, Rui, Yu, Jia-zi, Zhangzhu, Wei-xiang, Liu, Yang, Zeng, Xiao-mei, Li, and Jiang, Wu
- Subjects
Adult ,Male ,China ,Adolescent ,Middle Aged ,Mass Vaccination ,Cohort Studies ,Young Adult ,Influenza A Virus, H1N1 Subtype ,Influenza Vaccines ,Influenza, Human ,Humans ,Female ,Child - Abstract
To evaluate the safety and epidemiological effects on the first mass vaccination program, using the China-made A (H1N1) influenza vaccine.Descriptive epidemiology and cohort study design were used to assess the influenza A H1N1 vaccine on its safety and epidemiological effects.95 244 subjects were immunized with A (H1N1) influenza vaccine. 193 adverse events were reported through AEFI Management System, with the Reported rates of AEFI as 2.03‰. Most of the adverse events (137/193, 71.0%) happened during the first 24 hours after immunization was carried out. Of 81 adverse reactions confirmed to be related to immunization, with 78 (96.3%) showed mild reactions. No Guillain-Barre Syndrome related to vaccination was reported through the AEFI Management System. The epidemiological protection rate of A (H1N1) vaccine could reach 80.9% when the coverage was not considered.The A (H1N1) influenza vaccine showed a similar safety profile to seasonal flu vaccine. The vaccine demonstrated a good epidemiological effects against A (H1N1) influenza virus infection.
- Published
- 2010
26. [Research progress of H5N1 influenza viruses and the threat to human]
- Author
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Min, Lü, Xiong, He, Quan-Yi, Wang, and Luo-Dan, Suo
- Subjects
Birds ,China ,Influenza A Virus, H5N1 Subtype ,Indonesia ,Influenza in Birds ,Influenza, Human ,Animals ,Humans - Abstract
Human, birds and other mammals can be infected by avian influenza A (H5N1) virus. Bird infections spread among continents in the last 2 years. Human infections become endemic in certain areas, characterized with young patients and high mortality. An unprecedented epizootic avian influenza A (H5N1) virus that is highly pathogenic has crossed the species barrier in Asia to cause many human fatalities and poses an increasing pandemic threat. This summary describes the features of human infection with influenza A (H5N1) in epidemiology and etiology and reviews recommendations for prevention.
- Published
- 2007
27. Suicidal behaviors among newly diagnosed people living with HIV in Changsha, China.
- Author
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Liu, Ying, Niu, Lu, Wang, Min, Chen, Xi, Xiao, Shuiyuan, and Luo, Dan
- Subjects
SUICIDE ,ANXIETY ,MENTAL depression ,HIV-positive persons ,RESEARCH methodology ,QUESTIONNAIRES ,PSYCHOLOGICAL stress ,COMORBIDITY ,MULTIPLE regression analysis ,SOCIAL support ,SUICIDAL ideation ,CROSS-sectional method ,DESCRIPTIVE statistics ,ODDS ratio - Abstract
Newly-diagnosed people living with HIV (NPLWH) are at high risk of suicide. We aimed to evaluate the prevalence of suicidal behaviors among NPLWH, and explore the relationships between HIV-related stress, depression, anxiety, and social support and suicidal ideation after diagnosed with HIV infection. A cross-sectional study was conducted using a standard set of questionnaires during 1 March 2013 and 30 September 2014 in the HIV/AIDS Voluntary Counseling and Testing Clinic of the Changsha Center for Disease Control and Prevention. Among 557 NPLWH, 27.5% (n = 153) had lifetime suicidal ideation, and 25.0% (n = 139) had suicidal ideation after HIV diagnosis. The results of multiple regression analyses indicated that suicidal ideation after HIV diagnosis was associated with HIV-related clinical symptoms (OR = 2.50), HIV-related stress (OR = 3.64), the co-morbidity of positive depressive and anxiety symptoms (OR = 3.30), and social support (OR = 0.52). Overall, the prevalence of suicidal behaviors is high among NPLWH in Changsha emphasizing the need of suicidality monitoring and tracking, depression and anxiety screening, with an additional focus on stress management and social support enhancement in this vulnerable group. [ABSTRACT FROM AUTHOR]
- Published
- 2017
- Full Text
- View/download PDF
28. Location Determinants of China's Outward Foreign Direct Investment.
- Author
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Yao, Shujie, Zhang, Fan, Wang, Pan, and Luo, Dan
- Abstract
Compared to inward foreign direct investment, outward foreign direct investment (OFDI) from China is a relatively new phenomenon. However, the volume of China's OFDI increased rapidly from 2004. There has been an increasing amount of literature on the motivations of China's OFDI, but few studies have focused on its location determinants. The present paper aims to fill this gap in the literature by focusing on two important location factors, natural resources and technology, which are the most important determinants of China's OFDI. We use a large panel dataset comprising 132 countries over the period 1991-2009 and the Tobit as well as the Heckman models to establish the relationship between the two location factors and China's OFDI. The empirical results suggest that although China's OFDI has been driven by the country's desire for a secure supply of natural resources and to attain advanced technology from the developed world, China's technology is also a critical attraction for the host developing economies. [ABSTRACT FROM AUTHOR]
- Published
- 2017
- Full Text
- View/download PDF
29. The Mental Health of People Living with HIV in China, 1998–2014: A Systematic Review.
- Author
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Niu, Lu, Luo, Dan, Liu, Ying, Silenzio, Vincent M. B., and Xiao, Shuiyuan
- Subjects
- *
HIV-positive persons , *CHINESE people , *DISEASE prevalence , *ANXIETY disorders , *SUICIDAL behavior , *SYSTEMATIC reviews , *DIAGNOSIS , *MENTAL health , *DISEASES - Abstract
Background: Understanding the mental health burdens faced by people living with HIV in China is instrumental in the development of successful targeted programs for psychological support and care. Methods: Using multiple Chinese and English literature databases, we conducted a systematic review of observational research (cross-sectional, case-control, or cohort) published between 1998 and 2014 on the mental health of people living with HIV in China. Results: We identified a total of 94 eligible articles. A broad range of instruments were used across studies. Depression was the most widely studied problem; the majority of studies reported prevalence greater than 60% across research settings, with indications of a higher prevalence among women than men. Rates of anxiety tended to be greater than 40%. Findings regarding the rates of suicidality, HIV-related neurocognitive disorders, and substance use were less and varied. Only one study investigated posttraumatic stress disorder and reported a prevalence of 46.2%. Conflicting results about health and treatment related factors of mental health were found across studies. Conclusions: Despite limitations, this review confirmed that people living with HIV are vulnerable to mental health problems, and there is substantial need for mental health services among this population. [ABSTRACT FROM AUTHOR]
- Published
- 2016
- Full Text
- View/download PDF
30. Cross-Culture Validation of the HIV/AIDS Stress Scale: The Development of a Revised Chinese Version.
- Author
-
Niu, Lu, Qiu, Yangyang, Luo, Dan, Chen, Xi, Wang, Min, Pakenham, Kenneth I., Zhang, Xixing, Huang, Zhulin, and Xiao, Shuiyuan
- Subjects
HIV infections ,AIDS ,PSYCHOLOGICAL stress ,CHINESE people ,PSYCHOMETRICS ,ANXIETY disorders ,DISEASES - Abstract
Background: Being HIV-infected is a stressful experience for many individuals. To assess HIV-related stress in the Chinese context, a measure with satisfied psychometric properties is yet underdeveloped. This study aimed to examine the psychometric characteristics of a simplified Chinese version of the HIV/AIDS Stress Scale (SS-HIV) among people living with HIV/AIDS in central China. Method: A total of 667 people living with HIV (92% were male) were recruited from March 1
st 2014 to August 31th 2015 by consecutive sampling. A standard questionnaire package containing the Chinese HIV/AIDS Stress Scale (CSS-HIV), the Chinese Patient Health Questionnaire-9 (PHQ-9), and the Chinese Generalized Anxiety Disorder Scale (GAD-7) were administered to all participants, and 38 of the participants were selected randomly to be re-tested in four weeks after the initial testing. Results: Our data supported that a revised 17-item CSS-HIV had adequate psychometric properties. It consisted of 3 factors: emotional stress (6 items), social stress (6 items) and instrumental stress (5 items). The overall Cronbach’s α was 0.906, and the test-retest reliability coefficient was 0.832. The revised CSS-HIV was significantly correlated with the number of HIV-related symptoms, as well as scores on the PHQ-9 and GAD-7, indicating acceptable concurrent validity. Conclusion: The 17-item Chinese version of the SS-HIV has potential research and clinical utility in identifying important stressors among the Chinese HIV-infected population and in understanding the effects of stress on adjustment to HIV. [ABSTRACT FROM AUTHOR]- Published
- 2016
- Full Text
- View/download PDF
31. A social epidemiological study on HIV/AIDS in a village of Henan Province, China.
- Author
-
Yan, Jin, Xiao, Shuiyuan, Zhou, Liang, Tang, Yong, Xu, Guangming, Luo, Dan, and Yi, Qifeng
- Subjects
HIV infection transmission ,CHI-squared test ,CONFIDENCE intervals ,EPIDEMIOLOGY ,FOCUS groups ,GROUNDED theory ,RESEARCH funding ,BLOOD donors ,DATA analysis ,DATA analysis software ,DESCRIPTIVE statistics ,PSYCHOLOGY - Abstract
The HIV/AIDS epidemic caused by commercial blood donation in rural Henan Province of China in the early- to mid-1990s is the largest known cohort in the world related to blood donation but is not fully described. The objectives of this study were to describe the epidemic, epidemiology, and social epidemiology of commercial blood donation and HIV/AIDS. Both qualitative and quantitative mixed methods were used. A village was randomly selected from the 38 key HIV/AIDS pandemic villages in Henan Province. “Demographic Data Form” was applied to collect demographic information of each resident. Focus groups were held for the managers, some residents, members of “HIV/AIDS Work-Team” (organized by the Henan Provincial Government) in the village. Every village physician, people living with HIV/AIDS (PLWHA), school header, and other stakeholders were interviewed individually. The social epidemiology of HIV/AIDS was analyzed under three perspectives of the framework: individual, social, and structural perspectives. In this village, there were 2335 residents, 484 (20.3%) were former donors, 107 (4.6%) were PLWHA, and 96.3% of PLWHA were infected through commercial blood donation. Individually, low education and plasma donation were the risky factors of HIV/AIDS infection. Socially, the epidemic was geography-, kinship-, and conformity-related. Structurally, the related macrostructure factor was policy endorsement of national blood products. The microstructure factors were poverty and value belief on male child in passing down generations. It is concluded that commercial blood donation and HIV/AIDS epidemic in the village are symbiotically related. The epidemic is temporary and socially determined. [ABSTRACT FROM PUBLISHER]
- Published
- 2013
- Full Text
- View/download PDF
32. On China's monetary policy and asset prices.
- Author
-
Yao, Shujie, Luo, Dan, and Loh, Lixia
- Subjects
MONETARY policy ,ASSETS (Accounting) ,MARKET prices ,INTEREST rates ,SOCIOECONOMIC factors ,INVESTORS - Abstract
This article investigates the dynamic and long-run relationships between the monetary policy and asset prices in China using monthly data from June 2005 to February 2012. Johansen's cointegration approach based on the Vector Autoregression (VAR) and the Granger causality test are used to identify the long-run relationships and directions of causality between asset prices and monetary variables. Empirical results show that monetary policies have little immediate effect on asset prices, suggesting that Chinese investors may be ‘irrational’ and ‘speculative’. Instead of running away from the market, investors rush to buy houses or shares whenever tightening monetary actions are taken. Such seemingly irrational and speculative behaviour can be explained by various social and economic factors, including the lack of investment channels, market imperfections, cultural traditions, urbanization and demographic changes. The results have two important policy implications. First, China's central bank has not used and should not use interest rate alone to maintain macro-economic stability. Second, both monetary and nonmonetary policies should be deployed when asset bubbles loom large to avoid devastating consequences when they burst. [ABSTRACT FROM AUTHOR]
- Published
- 2013
- Full Text
- View/download PDF
33. County-level fiscal strait and resolutions in China.
- Author
-
Luo, Dan and Ju, Ronghua
- Abstract
Purpose – The purpose of the paper is to examine China's county-level fiscal difficulties. A large portion of China's counties (county-level cities) have to run with the shortage of financial resources and huge government debt. To make a suitable policy to solve this problem is a top priority. Design/methodology/approach – Using the first-hand survey data, the paper compares nine sample counties whose economic development level is different, sums up the difficulties county-level governments are facing and explores countermeasures from qualitative and quantitative approaches. Findings – By studying the survey data of nine sample counties (cities), it is found that county-level finance is facing the following problems: low-level fiscal revenue, high debt risk and large gap of fiscal revenue between different counties (cities). Based on these findings, the paper provides suggestions such as ensuring that the county-level government has sufficient fiscal resources and improving the transfer payment system. Originality/value – Data from three well-developed counties (county-level cities), three middle-income counties (county-level cities) and three backward counties made the paper's findings more comprehensive and realistic and suggestions more practical. [ABSTRACT FROM AUTHOR]
- Published
- 2011
- Full Text
- View/download PDF
34. Growth and challenges of China's nursing workforce from 1998 to 2018: A retrospective data analysis.
- Author
-
Zhang, Huijing, Luo, Dan, Lu, Yanhui, Zhu, Hongmei, Zhang, Guangpeng, and Li, Mingzi
- Subjects
- *
NONPARAMETRIC statistics , *WORK experience (Employment) , *AGE distribution , *RETROSPECTIVE studies , *POPULATION geography , *RURAL nursing , *NURSE supply & demand , *LABOR turnover , *ASSOCIATE degree nursing education , *NURSES , *EMPLOYEES' workload , *DESCRIPTIVE statistics , *PHYSICIANS , *NURSE practitioners , *WORKING hours , *EDUCATIONAL attainment , *EMPLOYEE retention ,LABOR supply statistics - Abstract
Nurses play a vitally important role in promoting equitable and essential care. China undertook bold reforms in its education and healthcare systems since 1990s. The effect of these reforms on the nursing workforce has not been assessed systematically. This study aims to assess the changing trends and the underlying challenges of the nursing workforce in Mainland China in the period of 1998–2018. Retrospective data analysis. Data were acquired from the National Health Statistics Yearbook from 1999 to 2019. Descriptive statistics were used to analyze the nature of the nursing workforce in terms of quantity, quality, and structure. Non-parametric tests were used to compare doctors and nurses in terms of number and work experiences. Global Moran's I index and hotspot analysis were applied to compare the equity in distribution of nurses at national and provincial levels. From 1998 to 2018, the number of nurses increased from 1.22 to 4.10 million with an average rate of increase of 6.3% per annum. The ratio of doctors to nurses changed from 1: 0.61 to 1: 1.14, reaching 1: 1 in 2013. The main educational level of registered nurses elevated to associated degree (48.9%), and nurses with advanced titles increased at the most rapid rate. In 2018, 60.3% of nurses were younger than 35 years old. The Global Moran's I index ranged from 0.211 to 0.198 (Z > 1.96, P < 0.05). Hotspot analysis showed the distribution of nurses was unequally concentrated in the northern region and with the highest distribution in Beijing. Great improvement on the scale and the quality of nursing workforce over the past 20 years has been witnessed in China. However, the shortage of nurses, outflow of younger nurses and the imbalance distribution of nursing workforce among the country are emerging challenges. Plans should not be ignored on continuously cultivating more qualified nurses, retaining younger nurses, attracting nurses to work in rural areas and the northeast region. Tweetable abstract: Numbers of Chinese nurses finally outstrip the number of doctors but do limited educational opportunities limits their contribution to the nation's health? New article in @ijnsjournal [ABSTRACT FROM AUTHOR]
- Published
- 2021
- Full Text
- View/download PDF
35. Levels and profiles of persistent organic pollutants in breast milk in China and their potential health risks to breastfed infants: A review.
- Author
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Hu, Liqin, Luo, Dan, Wang, Limei, Yu, Meng, Zhao, Shizhen, Wang, Youjie, Mei, Surong, and Zhang, Gan
- Abstract
Although some persistent organic pollutants (POPs) were prohibited or limited in use several decades ago, they are still frequently detected in the human body. The purpose of this study was to understand the levels and profiles of POPs in breast milk in China and assess their potential health risks among breastfed infants under six months of age. A literature review focused on China was performed for studies published from 2001 to 2020. The POP levels in breast milk along with other important variables were extracted, and then the average individual POP levels in breast milk were estimated. This review summarises the distribution of traditional and new POPs, including polychlorinated biphenyls (PCBs), organochlorine pesticides (OCPs), legacy brominated flame retardants (BFRs), perfluorinated compounds (PFCs), and chlorinated paraffins (CPs) and reported notably high levels of short-chain chlorinated paraffins and 1,1-dichloro-2,2-bis (p -chlorophenyl) ethylene (p,p'-DDE) in breast milk. Although the levels of traditional POPs generally declined over time, especially p,p'-DDE and beta-hexachlorocyclohexane (β-HCH), women living in coastal areas, urban areas, and southern China still have a high body burden of certain POPs. In the present study, the estimated daily intake (EDI) of POPs through breastfeeding was used to evaluate the health risk for infants by comparing with acceptable levels. The findings suggested that infants born in coastal areas most likely suffered potential health risk from exposure to DDT, and the health risk of hexachlorobenzene (HCB) in infants in most nationwide regions remains a concern. More importantly, the EDI of PCBs for infants exceeds the safe limit on a national scale. Continuous surveillance of PCBs in breast milk is critical to evaluate the potential health effects on humans. Unlabelled Image • Levels and profiles of POPs in breast milk in China were reviewed. • p,p'-DDE and short-chain chlorinated paraffins are the dominant pollutants in breast milk. • The levels of traditional POPs declined over time, especially p,p'-DDE and β-HCH. • Women living in coastal areas, urban areas, and southern China have a high body burden of certain POPs. • Infants cannot suffer of a potential health risk through breastfeeding other than DDT, HCB, and PCBs. [ABSTRACT FROM AUTHOR]
- Published
- 2021
- Full Text
- View/download PDF
36. Longitudinal trajectories of emotional problems and unmet mental health needs among people newly diagnosed with HIV in China.
- Author
-
Niu, Lu, Luo, Dan, Chen, Xi, Wang, Min, Zhou, Wei, Zhang, Dexing, and Xiao, Shuiyuan
- Subjects
- *
MENTAL health services use , *MENTAL health , *BISEXUALITY , *MENTAL health services , *HIV , *MENTAL health laws , *HELP-seeking behavior - Abstract
Introduction: Concern over mental health morbidity affecting people living with HIV is increasing worldwide. The objective of this study was to describe the longitudinal trajectories of depression and anxiety, and mental health service utilization among people newly diagnosed with HIV. Methods: This was an observational cohort study that enrolled people newly diagnosed with HIV consecutively and followed them for one year in Changsha, China. Socio‐demographic, clinical and psychological data were collected at the baseline and at one‐year follow‐up. Participants were recruited between March 1, 2013 and September 30, 2014. The final follow‐up was in September 30, 2015. Results: Among 557 people newly diagnosed with HIV enrolled at the baseline, 410 (73.6%) completed the one‐year follow‐up survey (median (interquartile range) age at follow‐up: 29 (25, 39) years; 376 men (91.7%)), and were included in the analysis. 39.3% and 30.2% of the 410 participants were screened with significant symptoms of depression and anxiety at baseline respectively. An overall drop in the prevalence of each condition was found at follow‐up, however, 10.5% and 6.1% of participants were found to have persistent depression and anxiety. The results of mixed‐effect models showed that bisexuality, homosexual transmission, other clinical symptoms (for example, not on antiretroviral therapy (ART)), non‐disclosure, higher levels of HIV/AIDS‐related stress, and lack of social support were associated with significant symptoms of depression and anxiety. One year after diagnosis, 8.3% had visited healthcare providers for emotional or psychological problems. Conclusions: Despite the obvious need people newly diagnosed with HIV in China rarely seek professional help. Integrating depression and anxiety screening and referral into HIV care settings is warranted. [ABSTRACT FROM AUTHOR]
- Published
- 2019
- Full Text
- View/download PDF
37. Vaccination coverage survey of children aged 1–3 years in Beijing, China, 2005–2021.
- Author
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Ji, Wen-yan, Liu, Dong-lei, Yu, Rui, Miao, Liang, Yuan, Qian-Li, Suo, Luo-dan, and Yu, Jian-Ping
- Subjects
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VACCINATION coverage , *WHOOPING cough , *COVID-19 , *IMMUNIZATION of children , *DPT vaccines , *VACCINATION of children , *HEPATITIS B vaccines - Abstract
• The average on-schedule/timely vaccination decreased in Beijing, during 2020–2021. • The on-schedule vaccination of DTaP4 and MPSV-A1,2 decreased significantly. • The timely vaccination of for DTaP1-3 and "Four Vaccines"decreased significantly. The routine immunization program for children is a primary strategy and a core part of vaccination. Achieving and maintaining high level of vaccination coverage are important to reduce morbidity and mortality caused by vaccine-preventable diseases. In Beijing, annual coverage surveys have been conducted since 2005. It is necessary and possible to assess the level and trend of routine vaccination coverage of children in Beijing as well as the disruption of coronavirus disease 2019 (COVID-19) pandemic and provide the reference for the further improve the vaccination coverage. The data of 61,521 children aged 1–3 years in the vaccination coverage surveys during 2005–2021 were analyzed by Beijing Center for Disease Control and Prevention. Descriptive epidemiological method was used to analyze the data and the difference of vaccination coverage within the time period. More than 99 % of participants had immunization cards and electronic immunization records. The concordance rate of both records were also over 99 %. During 2011–2019, the rates of on-time and in-time vaccination of each routine vaccine reached 96 % or more and increased significantly (all P values <0.05), compared with that of 2005–2010. All rates of the investigated vaccine, except for Bacillus Calmette-Guérin vaccine (BCG) and the first dose of hepatitis B vaccine (HepB), decreased in 2020–2021 significantly (all P values <0.05). For the causes of failing to vaccinate on time, delayed vaccination accounted for 47.82 %. The top two vaccines to be missed were the first dose of hepatitis A vaccine and the 4th dose of diphtheria-tetanus-acellular pertussis vaccine, accounting for 21.41 % and 20.79 %, respectively. The main reason for zero-dose/drop-out vaccination was "Guardians regarded the immunization service time as inappropriate", accounting for 72.27 %. The coverage level and service quality of routine immunization in Beijing were relatively high. However, as influenced by COVID-19 epidemics, both on-time and in-time vaccination rates decreased significantly, except for BCG and HepB. Under the background of COVID-19 pandemic, the keys to maintain high level of vaccination coverage include flexible immunization service time to ensure the guardians bringing their children for vaccination timely, and more attention from providers to the doses after children's first birthday. [ABSTRACT FROM AUTHOR]
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- 2023
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38. The impact of green technology innovation on carbon dioxide emissions: The role of local environmental regulations.
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Chang, Kaiwen, Liu, Lanlan, Luo, Dan, and Xing, Kai
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CARBON emissions , *GREEN technology , *TECHNOLOGICAL innovations , *ENVIRONMENTAL regulations , *SUSTAINABLE development , *POLLUTION , *GREENHOUSE gas mitigation - Abstract
Environmental pollution has become a global issue attracting ever-increasing attention. Green technology innovation (GTI) is considered an effective strategy in countering this problem and helping achieve sustainability goals. However, the market failure suggests that intervention from the government is necessary to promote the effectiveness of technological innovation and hence, its positive social impacts on emissions reduction. This study investigates how the environmental regulation (ER) influences the relationship between green innovation and CO 2 emissions reduction in China. Employing data from 30 provinces from the period 2003 to 2019, the Panel Fixed-effect model, the Spatial Durbin Model (SDM), the System Generalised Method of Moments (SYS-GMM) and the Difference-In-Difference (DID) models are applied to take issues relating to endogeneity and spatial impact into consideration. The results indicate that environmental regulations positively moderate the impact of green knowledge innovation (GKI) on CO 2 emissions reduction but have a much weaker moderation effect when green process innovation (GPI) is considered. Among different types of regulatory instruments, investment-based regulation (IER) is the most effective in promoting the relationship between green innovation and emissions reduction, followed by command-and-control-based regulation (CER). Expenditure-based regulation (EER) is less effective and can encourage short-termism and opportunistic behaviour among firms, who can accept the paying of fines as a cheaper cost over the short-term than investment in green innovation. Moreover, the spatial spillover effect of green technological innovation on carbon emissions in neighbouring regions is confirmed, in particular when IER and CER are implemented. Lastly, the heterogeneity issue is further examined by considering differences in the economic development and the industrial structure across different regions, and the conclusions reached remain robust. This study identifies that the market-based regulatory instrument, IER, works best in promoting green innovation and emissions reduction among Chinese firms. It also encourages GKI which may assist firms in achieving long-term sustained growth. The study recommends further development of the green finance system to maximise the positive impact of this policy instrument. • We investigate the moderating effect of environmental regulations on green innovation and CO 2 emissions reduction. • Different types of environmental regulations and green innovation are considered. • Command-and-control and investment-type regulations promote CO 2 emissions reduction. • Green Knowledge Innovation plays a crucial role in reducing CO2 emissions. • We prove the effectiveness of implementing synergistic market-based regulations in shaping environmental sustainability. [ABSTRACT FROM AUTHOR]
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- 2023
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39. Associations between COVID-19 related stigma and sleep quality among COVID-19 survivors six months after hospital discharge.
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Fu, Leiwen, Wang, Bingyi, Chan, Paul Shing Fong, Luo, Dan, Zheng, Weiran, Ju, Niu, Hu, Yuqing, Xiao, Xin, Xu, Hui, Yang, Xue, Fang, Yuan, Xu, Zhijie, Chen, Ping, He, Jiaoling, Zhu, Hongqiong, Tang, Huiwen, Huang, Dixi, Hong, Zhongsi, Ma, Xiaojun, and Hao, Yanrong
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SLEEP quality , *HOSPITAL admission & discharge , *SOCIAL stigma , *COVID-19 , *STRUCTURAL equation modeling , *HOSPITALS , *SLEEP - Abstract
Background: Many COVID-19 survivors reported stigmatization after recovery. This study investigated the association between stigma (discrimination experiences, self-stigma and perceived affiliate stigma) and sleep quality among COVID-19 survivors six months after hospital discharge.Methods: Participants were recovered adult COVID-19 survivors discharged between February 1 and April 30, 2020. Medical staff of five participating hospitals approached all discharged COVID-19 period during this period. A total of 199 participants completed the telephone interview during July to September, 2020. Structural equation modeling was performed to test the hypothesize that resilience and social support would mediate the associations between stigma and sleep quality.Results: The results showed that 10.1% of the participants reported terrible/poor sleep quality, 26.1% reported worse sleep quality in the past week when comparing their current status versus the time before COVID-19. After adjusting for significant background characteristics, participants who had higher number of discrimination experience, perceived stronger self-stigma and stronger perceived affiliate stigma reported poorer sleep quality. Resilience and social support were positively and significantly associated with sleep quality. The indirect effect of self-stigma on sleep quality through social support and resilience was significant and negative. Perceived affiliate stigma also had a significant and negative indirect effect on sleep quality through social support and resilience.Conclusions: Various types of stigma after recovery were associated with poor sleep quality among COVID-19 survivors, while social support and resilience were protective factors. Resilience and social support mediated the associations between self-stigma/perceived affiliate stigma and sleep quality. [ABSTRACT FROM AUTHOR]- Published
- 2022
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