Cross-Sectional Study Design and Data Analysis

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Cross-Sectional Study Design and data AnalysisChris OlsenMathematics DepartmentGeorge Washington High SchoolCedar Rapids, IowaandDiane Marie M. St. GeorgeMaster s Programs in Public HealthWalden UniversityChicago, IllinoisThe Young Epidemiology Scholars Program (YES) is supported byThe Robert Wood Johnson Foundation and administered by the College Plan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3Section I: Introduction to the Cross-Sectional Study . . . . . . . . . . . . . . . . .7Section II: Overview of Questionnaire Design . . . . . . . . . . . . . . . . . . . . .9Section III: Question Construction . . . . . . . . . . . . . . . . . . . . . . . . . . . .10Section IV: Sampling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16Section V: Questionnaire Administration . . . . . . . . . . . . . . . . . . . . . . . .18Section VI: Secondary Analysis of data .

One of the most common and well-known study designs is the cross-sectional study design. In this type of research study, either the entire population or a subset thereof is selected, and from these individuals, data are collected to help answer research questions of interest. It is

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