8 results on '"Dana E. King"'
Search Results
2. Moderate alcohol intake is associated with decreased risk of insulin resistance among individuals with vitamin D insufficiency
- Author
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Dana E. King, Arch G. Mainous, Vanessa A. Diaz, Charles J. Everett, and Marty S. Player
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Adult ,Male ,Vitamin ,medicine.medical_specialty ,Alcohol Drinking ,National Health and Nutrition Examination Survey ,Endocrinology, Diabetes and Metabolism ,medicine.medical_treatment ,education ,Young Adult ,chemistry.chemical_compound ,Insulin resistance ,Reference Values ,Risk Factors ,Internal medicine ,Diabetes mellitus ,mental disorders ,Odds Ratio ,medicine ,Vitamin D and neurology ,Humans ,Insulin ,Risk factor ,Aged ,Nutrition and Dietetics ,business.industry ,Odds ratio ,Middle Aged ,Vitamin D Deficiency ,medicine.disease ,Cross-Sectional Studies ,Endocrinology ,chemistry ,Female ,Insulin Resistance ,business - Abstract
Objective To determine whether moderate alcohol intake modifies the association between low vitamin D levels and insulin resistance (IR), we hypothesized that moderate alcohol intake would have a modifying effect on IR in people with low vitamin D levels. Methods This was a cross-sectional analysis of subjects ≥20 y old without a history of diabetes, coronary heart disease, or stroke in the National Health and Nutrition Examination Survey 2001–2004. Main outcome was IR status measured by homeostasis model assessment for IR (HOMA-IR; ≥ 2.6) and fasting insulin (>12.2 μU/mL) in moderate drinkers compared with non-drinkers by vitamin D levels (deficient ≤20 ng/mL, insufficient 21–32 ng/mL, normal >32 ng/mL). Results Two thousand seven hundred twenty-one subjects met the inclusion criteria, representing a weighted total of >138 million people. Of these, 34% were vitamin D deficient and 47% insufficient. In adjusted analysis, compared with moderate drinkers with normal vitamin D levels, non-drinkers had no increased risk of IR by HOMA-IR levels (odds ratio [OR] 1.18, 95% confidence interval [CI] 0.61–2.30). Vitamin D–deficient individuals had a higher risk of IR regardless of alcohol consumption (moderate drinkers OR 2.12, 95% CI 1.41–3.19; non-drinkers OR 2.22, 95% CI 1.29–3.83). However, in those with insufficient vitamin D levels, moderate alcohol intake had a modifying effect on the odds of IR, with no difference seen in moderate drinkers (OR 1.29, 95% CI 0.92–1.80) and an increased risk found in non-drinkers (OR 1.82, 95% CI 1.07–3.11). Similar results were seen with fasting insulin. Conclusion Moderate alcohol consumption appears to have a modifying effect on the risk of IR in individuals with insufficient levels of vitamin D.
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- 2010
3. Variation in L-arginine intake follow demographics and lifestyle factors that may impact cardiovascular disease risk
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Dana E. King, Arch G. Mainous, and Mark E. Geesey
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Adult ,Male ,Gerontology ,Calorie ,Adolescent ,National Health and Nutrition Examination Survey ,Endocrinology, Diabetes and Metabolism ,Population ,Arginine ,Article ,Body Mass Index ,Young Adult ,Endocrinology ,Risk Factors ,Diabetes mellitus ,Diabetes Mellitus ,Prevalence ,medicine ,Humans ,Obesity ,Sex Distribution ,Young adult ,education ,Life Style ,Aged ,Demography ,education.field_of_study ,Nutrition and Dietetics ,business.industry ,Smoking ,Middle Aged ,Nutrition Surveys ,medicine.disease ,Health Surveys ,United States ,Quartile ,Cardiovascular Diseases ,Female ,business ,Body mass index - Abstract
Little is known regarding the patterns of dietary intake of the amino acid L-arginine in the general population, and particularly whether intake varies according to race or the presence of cardiovascular risk factors. This study is an analysis of adults 18 years and older who participated in the Third National Health and Nutrition Examination Survey (NHANES III), a national public-use nutrition survey of non-institutionalized persons. Mean arginine intake for the US adult population was 4.40 g/day, with 25% of people consuming
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- 2008
4. Turning Back the Clock: Adopting a Healthy Lifestyle in Middle Age
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Arch G. Mainous, Mark E. Geesey, and Dana E. King
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Male ,Gerontology ,business.industry ,Health Behavior ,General Medicine ,Disease ,Middle Aged ,medicine.disease ,Middle age ,Cohort Studies ,Atherosclerosis Risk in Communities ,Cardiovascular Diseases ,Diabetes mellitus ,Cohort ,medicine ,Humans ,Female ,business ,Lifestyle habits ,Risk Reduction Behavior ,Socioeconomic status ,Cohort study - Abstract
To determine the frequency of adopting a healthy lifestyle (5 or more fruits and vegetables daily, regular exercise, BMI 18.5-29.9 kg/m2, no current smoking) in a middle-aged cohort, and determine the subsequent rates of cardiovascular disease (CVD) and mortality among those who adopt a healthy lifestyle.We conducted a cohort study in a diverse sample of adults age 45-64 in the Atherosclerosis Risk in Communities survey. Outcomes are all-cause mortality and fatal or non-fatal cardiovascular disease.Of 15,708 participants, 1344 (8.5%) had 4 healthy lifestyle habits at the first visit, and 970 (8.4%) of the remainder had newly adopted a healthy lifestyle 6 years later. Men, African Americans, individuals with lower socioeconomic status, or a history of hypertension or diabetes were less likely to newly adopt a healthy lifestyle (all P.05). During the following 4 years, total mortality and cardiovascular disease events were lower for new adopters (2.5% vs 4.2%, chi2P.01, and 11.7% vs 16.5%, chi2P.01 respectively) compared to individuals who did not adopt a healthy lifestyle. After adjustment, new adopters had lower all-cause mortality (OR 0.60, 95% Confidence Interval [CI], 0.39-0.92) and fewer cardiovascular disease events (OR 0.65, 95% CI, 0.39-0.92) in the next 4 years.People who newly adopt a healthy lifestyle in middle-age experience a prompt benefit of lower rates of cardiovascular disease and mortality. Strategies to encourage adopting healthy lifestyles should be implemented, especially among people with hypertension, diabetes, or low socioeconomic status.
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- 2007
5. Magnesium supplement intake and C-reactive protein levels in adults
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Mark E. Geesey, Brent M. Egan, Dana E. King, Shakeib Rehman, and Arch G. Mainous
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medicine.medical_specialty ,education.field_of_study ,Nutrition and Dietetics ,biology ,National Health and Nutrition Examination Survey ,Magnesium ,business.industry ,Endocrinology, Diabetes and Metabolism ,Population ,C-reactive protein ,chemistry.chemical_element ,Elevated crp ,Logistic regression ,Dietary Magnesium ,Reference Daily Intake ,Endocrinology ,chemistry ,Internal medicine ,Environmental health ,medicine ,biology.protein ,education ,business - Abstract
Previous research has indicated that dietary magnesium may be a key component in the association between diet and inflammation; however, the role of intake from magnesium supplements has not been elucidated. The objective of this study was to determine the likelihood of elevated C-reactive protein (CRP) in people taking magnesium-containing supplements of 50 mg/d or more. We examined this issue in a study sample derived from the National Health and Nutrition Examination Survey 1999-2002, a nationally representative, survey of the civilian, noninstitutionalized population of the United States. Among US adults, 25.6% were taking a magnesium supplement of at least 50 mg daily. Only 21.9% of individuals not taking supplemental magnesium met or exceeded the recommended daily allowances (RDA) for magnesium intake compared with 60.2% of adults who were taking magnesium supplements. In adjusted logistic regression analyses, people whose total daily magnesium intake was below the RDA were significantly 40% more likely to have elevated CRP regardless of whether they were taking magnesium supplements ( P
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- 2006
6. Prehypertension and mortality in a nationally representative cohort
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Brent M. Egan, Dana E. King, Heather A. Liszka, Charles J. Everett, and Arch G. Mainous
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Adult ,Male ,Pediatrics ,medicine.medical_specialty ,National Health and Nutrition Examination Survey ,Blood Pressure ,Prehypertension ,Risk Factors ,medicine ,Humans ,Risk factor ,Life Style ,Aged ,Proportional Hazards Models ,business.industry ,Hazard ratio ,Age Factors ,Middle Aged ,Survival Analysis ,Blood pressure ,Cardiovascular Diseases ,Relative risk ,Hypertension ,Cohort ,Female ,Cardiology and Cardiovascular Medicine ,business ,Cohort study - Abstract
The Joint National Committee on Prevention, Detection, Evaluation, and Treatment of High Blood Pressure 7 recommendations include early identification of prehypertension (120 to 139 mm Hg systolic or 80 to 89 mm Hg diastolic). Although prehypertension is a risk factor for hypertension, little is known of prehypertension's independent risk for mortality. We conducted an analysis of a nationally representative cohort in the second National Health and Nutrition Examination Survey 1976 to 1980 (NHANES II) and the NHANES II Mortality Study, 1992. The cohort included 9,087 patients aged 30 to 74 years at baseline, who represented nearly 95 million Americans. Cox proportional-hazards models were conducted for both cardiovascular disease (CVD) and all-cause mortality. The unadjusted relative risk of both all-cause (hazard ratio [HR] 1.27, 95% confidence interval [CI] 1.02 to 1.58) and CVD (HR 1.66, 95% CI 1.21 to 2.26) mortality is increased for patients with prehypertension over patients with normal blood pressure (BP). Almost all patients with hypertension (93%), prehypertension (90%), and normal BP (85%) have other CVD risk factors. When the presence of any CVD risk factor is adjusted for in the survival analysis, the adjusted relative risk of both all-cause (HR 0.82, 95% CI 0.64 to 1.04) and CVD (HR 1.00, 95% CI 0.72 to 1.39) mortality is no longer increased for patients with prehypertension. Similarly, in analyses of patients aged/=55 years, there is no significant independent mortality risk for prehypertension. Lifestyle interventions targeting multiple risk factors including BP may be the most effective prevention strategy.
- Published
- 2004
7. Association of ferritin and lipids with C-reactive protein
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James M. Gill, Brian J. Wells, Arch G. Mainous, Dana E. King, and Charles J. Everett
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Adult ,Male ,medicine.medical_specialty ,National Health and Nutrition Examination Survey ,Blood lipids ,medicine.disease_cause ,Internal medicine ,medicine ,Humans ,Triglycerides ,Aged ,biology ,business.industry ,Cholesterol, HDL ,C-reactive protein ,Confounding ,Cholesterol, LDL ,Odds ratio ,Middle Aged ,Nutrition Surveys ,United States ,Ferritin ,C-Reactive Protein ,Endocrinology ,Ferritins ,Immunology ,biology.protein ,Cardiology ,Female ,lipids (amino acids, peptides, and proteins) ,Lipid Peroxidation ,Cardiology and Cardiovascular Medicine ,business ,Oxidative stress ,Lipoprotein - Abstract
C-reactive protein (CRP) and lipids (e.g., low-density lipoprotein [LDL]) are both markers of cardiovascular disease risk, yet they are not highly correlated. Oxidative stress of lipids induced by iron may play a role in vascular inflammation, as indicated by CRP. The purpose of this study was to examine, in a representative sample of United States adults, the relation between ferritin, lipids, and CRP. We analyzed data on adults (aged ≥25 years) in the National Health and Nutrition Examination Survey III, a national public-use data set collected between 1988 and 1994. Ferritin, total cholesterol, LDL, high-density lipoprotein, and ferritin-lipid combinations were analyzed in relation to CRP in age-, gender-, and race-adjusted models as well as models with other potential confounding variables. In adjusted models, neither elevated ferritin (odds ratio [OR] 1.11, 95% confidence interval [CI] 0.94 to 1.32) nor elevated LDL was significantly associated with elevated CRP (OR 1.03, 95% CI 0.79 to 1.33). Patients with elevated ferritin and elevated LDL were more likely to have elevated CRP (OR 1.68; 95% CI 1.06 to 2.68). Patients with elevated ferritin and low high-density lipoprotein were also more likely to have elevated CRP (OR 1.71; 95% CI 1.28 to 2.27). These results suggest that both iron and lipids induce inflammation. Future research needs to focus on preventive medicine to decrease iron in patients with elevated lipids.
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- 2004
8. Relation of dietary fat and fiber to elevation of C-reactive protein
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Mark E. Geesey, Dana E. King, and Brent M. Egan
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Dietary Fiber ,Male ,medicine.medical_specialty ,National Health and Nutrition Examination Survey ,Saturated fat ,Physiology ,Lower risk ,Risk Factors ,Internal medicine ,Humans ,Medicine ,biology ,business.industry ,C-reactive protein ,Odds ratio ,Nutrition Surveys ,Dietary Fats ,United States ,C-Reactive Protein ,Cross-Sectional Studies ,Endocrinology ,Quartile ,Cardiovascular Diseases ,Saturated fatty acid ,biology.protein ,Cardiology ,Regression Analysis ,Female ,Cardiology and Cardiovascular Medicine ,business ,Body mass index - Abstract
We examined the relation of dietary fiber, fat, and other dietary factors to levels of highly sensitive C-reactive protein (CRP) in 4,900 adult participants in the 1999 to 2000 National Health and Nutrition Examination Survey (NHANES 99-00), which was a cross-sectional study of a nationally representative sample of noninstitutionalized United States residents. After controlling for demographic factors, body mass index, smoking, alcohol consumption, exercise, and total caloric intake, subjects in the third and fourth highest quartiles of fiber consumption had a lower risk of elevated CRP (odds ratio [OR] 0.64, 95% confidence interval [CI] 0.43 to 0.96; OR 0.58, 95% CI 0.38 to 0.88, respectively) compared with the lowest quartile. Saturated fat consumption was modestly associated with elevated CRP (third quartile: OR 1.58, 95% CI 1.02 to 2.44; fourth quartile 1.44, 95% CI 0.80 to 2.58). The findings suggest that inflammation may link dietary fiber and fat to cardiovascular disease.
- Published
- 2003
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