6 results on '"DESCRIPTIVE statistics"'
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2. Physical Activity Levels of Physiotherapists across Practice Settings: A Cross-Sectional Comparison Using Self-Report Questionnaire and Accelerometer Measures.
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Neil-Sztramko, Sarah E., Ghayyur, Armin, Edwards, Jeremy, and Campbell, Kristin L.
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ACCELEROMETERS ,CHI-squared test ,COMPARATIVE studies ,STATISTICAL correlation ,ENERGY metabolism ,LEISURE ,MARITAL status ,PHYSICAL therapists ,PHYSICAL therapy ,PROBABILITY theory ,QUESTIONNAIRES ,RESEARCH evaluation ,STATISTICAL sampling ,SELF-evaluation ,STATISTICS ,SURVEYS ,T-test (Statistics) ,STATISTICAL power analysis ,DATA analysis ,ACTIVITIES of daily living ,STATISTICAL reliability ,EDUCATIONAL attainment ,ACCELEROMETRY ,CROSS-sectional method ,PHYSICAL activity ,DATA analysis software ,DESCRIPTIVE statistics ,INFERENTIAL statistics ,INTRACLASS correlation - Abstract
Copyright of Physiotherapy Canada is the property of University of Toronto Press 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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- 2017
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3. Implementation of a Lung Cancer Nurse Navigator Enhances Patient Care and Delivery of Systemic Therapy at the British Columbia Cancer Agency, Vancouver.
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Zibrik, Kelly, Laskin, Janessa, and Ho, Cheryl
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CHI-squared test , *STATISTICAL correlation , *FISHER exact test , *HEALTH services accessibility , *LUNG tumors , *MEDICAL referrals , *RESEARCH funding , *TIME , *PILOT projects , *HUMAN services programs , *PRE-tests & post-tests , *PATIENT-centered care , *DATA analysis software , *DESCRIPTIVE statistics , *MANN Whitney U Test - Abstract
Purpose A nurse navigator (NN) pilot project for patients with lung cancer was implemented in British Columbia, a publicly funded health-care system. The purpose was to improve referral practices, timelines, and availability of molecular testing for patients with advanced non-small-cell lung cancer (NSCLC). Methods Patients with stage IIIB/IV NSCLC referred to the BC Cancer Agency, Vancouver, in 2011 and 2014, pre- and post-implementation of an NN, were included. Referral patterns, systemic therapy, radiotherapy (XRT) timelines, and molecular testing practices were compared. Results The study included 408 patients: 212 in 2011 and 196 in 2014. Medical oncology (MO) end points comparing 2011 data with 2014 findings revealed that referral rates remained stable, and the proportion of patients who received systemic therapy increased from 57% to 69% (P = .05). Time from referral to MO consult was 18 days in 2011 versus 15.5 days in 2014 (P = .11); referral to systemic treatment was reduced from 48 to 38 days (P = .016). Comparison of molecular testing showed time between referral and the epidermal growth factor (EGFR) result was reduced from 34 days in 2011 to 20 days in 2014 (P < .001); rates of testing increased from 62% to 91%, respectively (P < .001); and EGFR mutation-positive rates were 19% versus 26%, respectively (P = .26). The radiation oncology (RO) end point results were as follows: 87% of patients were referred for RO consults in 2011 versus 80% in 2014 (P = .05), and the same proportion of patients received XRT (91% v87%, respectively). Time from referral to RO consult decreased from 10 days in 2011 to 8 days in 2014 (P = .005); and referral toXRT in 2011 and 2014 was 18 days versus 11.5 days, respectively (P < .001). Conclusion Implementation of an NN was associated with reduced wait times and increased molecular testing, improving appropriate delivery of first-line targeted therapy. NN involvement facilitates correct allocation of physician and clinical resources. [ABSTRACT FROM AUTHOR]
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- 2016
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4. Multiple Sclerosis in Older Adults: The Clinical Profile and Impact of Interferon Beta Treatment.
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Shirani, Afsaneh, Zhao, Yinshan, Petkau, John, Gustafson, Paul, Karim, Mohammad Ehsanul, Evans, Charity, Kingwell, Elaine, van der Kop, Mia L., Oger, Joel, and Tremlett, Helen
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THERAPEUTIC use of interferons , *ACADEMIC medical centers , *AGE distribution , *CHI-squared test , *CONFIDENCE intervals , *STATISTICAL correlation , *MULTIPLE sclerosis , *MULTIVARIATE analysis , *QUESTIONNAIRES , *REGRESSION analysis , *RESEARCH funding , *T-test (Statistics) , *TREATMENT effectiveness , *PROPORTIONAL hazards models , *RETROSPECTIVE studies , *DATA analysis software , *DESCRIPTIVE statistics , *KAPLAN-Meier estimator , *MANN Whitney U Test , *OLD age - Abstract
Background. We examined (1) patient characteristics and disease-modifying drug (DMD) exposure in late-onset (LOMS, ≥50 years at symptom onset) versus adult-onset (AOMS, 18–<50 years) MS and (2) the association between interferon-beta (IFNβ) and disability progression in older relapsing-onset MS adults (≥50 years). Methods. This retrospective study (1980–2004, British Columbia, Canada) included 358 LOMS and 5627 AOMS patients. IFNβ-treated relapsing-onset MS patients aged ≥50 (regardless of onset age, 90) were compared with 171 contemporary and 106 historical controls. Times to EDSS 6 from onset and from IFNβ eligibility were examined using survival analyses. Results. LOMS patients (6%) were more likely to be male, with motor onset and a primary-progressive course, and exhibit faster progression and were less likely to take DMDs. Nonetheless, 57% were relapsing-onset, of which 31% were prescribed DMDs, most commonly IFNβ. Among older relapsing-onset MS adults, no significant association between IFNβ exposure and disability progression was found when either the contemporary (hazard ratio [HR]: 0.46; 95% CI: 0.18–1.22) or historical controls (HR: 0.54; 95% CI: 0.20–1.42) were considered. Conclusion. LOMS differed clinically from AOMS. One-third of older relapsing-onset MS patients were prescribed a DMD. IFNβ exposure was not significantly associated with reduced disability in older MS patients. [ABSTRACT FROM AUTHOR]
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- 2015
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5. School nutritional capacity, resources and practices are associated with availability of food/beverage items in schools.
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Mâsse, Louise C. and de Niet, Judith E.
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CHI-squared test , *CONCEPTUAL structures , *CONFIDENCE intervals , *STATISTICAL correlation , *ELEMENTARY schools , *EPIDEMIOLOGY , *FACTOR analysis , *FOOD composition , *HIGH schools , *MIDDLE schools , *NUTRITIONAL requirements , *QUESTIONNAIRES , *RESEARCH funding , *SCHOOL administrators , *SCHOOL administration , *SCHOOLS , *LOGISTIC regression analysis , *DATA analysis , *DATA analysis software , *DESCRIPTIVE statistics - Abstract
Background: The school food environment is important to target as less healthful food and beverages are widely available at schools. This study examined whether the availability of specific food/beverage items was associated with a number of school environmental factors. Methods: Principals from elementary (n = 369) and middle/high schools (n = 118) in British Columbia (BC), Canada completed a survey measuring characteristics of the school environment. Our measurement framework integrated constructs from the Theories of Organizational Change and elements from Stillman's Tobacco Policy Framework adapted for obesity prevention. Our measurement framework included assessment of policy institutionalization of nutritional guidelines at the district and school levels, climate, nutritional capacity and resources (nutritional resources and participation in nutritional programs), nutritional practices, and school community support for enacting stricter nutritional guidelines. We used hierarchical mixed-effects logistic regression analyses to examine associations with the availability of fruit, vegetables, pizza/hamburgers/hot dogs, chocolate candy, sugar-sweetened beverages, and french fried potatoes. Results: In elementary schools, fruit and vegetable availability was more likely among schools that have more nutritional resources (OR = 6.74 and 5.23, respectively). In addition, fruit availability in elementary schools was highest in schools that participated in the BC School Fruit and Vegetable Nutritional Program and the BC Milk program (OR = 4.54 and OR = 3.05, respectively). In middle/high schools, having more nutritional resources was associated with vegetable availability only (OR = 5.78). Finally, middle/high schools that have healthier nutritional practices (i.e., which align with upcoming provincial/state guidelines) were less likely to have the following food/ beverage items available at school: chocolate candy (OR = .80) and sugar-sweetened beverages (OR = .76). Conclusions: School nutritional capacity, resources, and practices were associated with the availability of specific food/beverage items in BC public schools. Policies targeting the school environment are increasingly being considered as one of the strategies used to address childhood obesity, as a result it is important to further understand the factors associated with the availability of specific food/beverage items at school. [ABSTRACT FROM AUTHOR]
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- 2013
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6. Association of Long-term Exposure to Community Noise and Traffic-related Air Pollution With Coronary Heart Disease Mortality.
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Gan, Wen Qi, Davies, Hugh W., Koehoorn, Mieke, and Brauer, Michael
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AIR pollution , *ANALYSIS of variance , *AUTOMOBILES , *CARBON dioxide , *CHI-squared test , *COMPUTER simulation , *CONFIDENCE intervals , *CORONARY disease , *STATISTICAL correlation , *LONGITUDINAL method , *METROPOLITAN areas , *NITRIC oxide , *NOISE , *REGRESSION analysis , *RESEARCH funding , *STATISTICS , *DEATH certificates , *DATA analysis , *ENVIRONMENTAL exposure , *RESIDENTIAL patterns , *PARTICULATE matter , *RELATIVE medical risk , *DESCRIPTIVE statistics - Abstract
In metropolitan areas, road traffic is a major contributor to ambient air pollution and the dominant source of community noise. The authors investigated the independent and joint influences of community noise and traffic-related air pollution on risk of coronary heart disease (CHD) mortality in a population-based cohort study with a 5-year exposure period (January 1994–December 1998) and a 4-year follow-up period (January 1999–December 2002). Individuals who were 45–85 years of age and resided in metropolitan Vancouver, Canada, during the exposure period and did not have known CHD at baseline were included (n = 445,868). Individual exposures to community noise and traffic-related air pollutants, including black carbon, particulate matter less than or equal to 2.5 μm in aerodynamic diameter, nitrogen dioxide, and nitric oxide, were estimated at each person’s residence using a noise prediction model and land-use regression models, respectively. CHD deaths were identified from the provincial death registration database. After adjustment for potential confounders, including traffic-related air pollutants or noise, elevations in noise and black carbon equal to the interquartile ranges were associated with 6% (95% confidence interval: 1, 11) and 4% (95% confidence interval: 1, 8) increases, respectively, in CHD mortality. Subjects in the highest noise decile had a 22% (95% confidence interval: 4, 43) increase in CHD mortality compared with persons in the lowest decile. These findings suggest that there are independent effects of traffic-related noise and air pollution on CHD mortality. [ABSTRACT FROM PUBLISHER]
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- 2012
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