Study Design - Case-control study, Cross-sectional study, Cohort study, Prospective Cohort study, Retrospective Cohort study. Correlation vs. causation.
Cross-Sectional Study: A cross-sectional study is an observational research design in which both exposures (independent variables) and outcomes (dependent variables) are measured at a single point in ...
Journal of Community Health, Vol. 45, No. 2 (April 2020), pp. 342-347 (6 pages) The prevalence of both Obesity and Asthma is increasing worldwide. Various epidemiological data has linked obesity with ...