PPIE in intervention studies: Randomized trials and clinical quality improvement
نویسندگان
چکیده
منابع مشابه
Clinical Trials and Intervention Studies
In a controlled observational cohort study, two groups of subjects are selected from two populations that (hopefully) differ in only one characteristic at the start. The groups of subjects are studied for a specific period and contrasted at the end of the study period. For instance, smokers and nonsmokers are studied for a period of 10 years, and at the end the proportions of smokers and nonsmo...
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ژورنال
عنوان ژورنال: Health Expectations
سال: 2020
ISSN: 1369-6513,1369-7625
DOI: 10.1111/hex.13009