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What is Understanding Case-Control Studies about?

Here are the key points of how I would design a study to evaluate whether passive smoking is a risk factor for childhood asthma: 1. Use a case-control design to compare levels of exposure (as measured by urinary cotinine) between children with asthma (cases) and children without asthma (controls). This allows evaluation of exposure history. 2. Recruit cases from pediatric ER/clinics for acute asthma attacks and children attending asthma clinics. This captures a spectrum of asthma severity. 3. Recruit c

Author

Gadar

Language

EN