6. What type of study does the following abstract describe? OBJECTIVE: Little re
ID: 207652 • Letter: 6
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6. What type of study does the following abstract describe? OBJECTIVE: Little research has explored associations of drinking patterns with glycemic control, especially among women. Our objective was to determine the relationship of patterns of alcohol consumption - including average daily consumption, weekly frequency of consumption, drinking with meals, and beverage type-with biologic markers of insulin resistance in young women. RESEARCH DESIGN AND METHODS: The subjects consisted of a stratified random subpopulation of 459 U.S. normal-weight and overweight female nurses, 33-50 years of age. Women provided blood samples and detailed information on dietary and lifestyle factors between 1995 and 1999. The main outcome measures were fasting insulin, C-peptide, and HbA(1c). RESULTS: Adjusting for age, smoking, physical activity, television watching, BMI, and several dietary factors, average alcohol intake was inversely associated with HbA(1c) (units in percentage of HbA(1c)): 0 g/day (reference = 5.36%), 0.1 toExplanation / Answer
6.
The following abstract describes a cross-sectional study. In cross-sectional study observation of a population is carried out at a single point of time or time interval. In the abstract, stratified random sampling was carried out and based on lifestyle and dietary habits few markets ( fasting insulin, C-peptide and HbA(1C) were compared. On, the basis of this comparison conclusion was made.
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