Type 1 Diabetes (cases) in Patient Safety, Preventive & Ethics — Case | Epidemiology & Biostatistics | SMLE Q#11654
SMLE Question #11654
Patient Safety, Preventive & Ethics
Epidemiology & Biostatistics
Objective: OBJ-367
Last updated: February 2026
A case-control study assesses the association between cesarean section (CS) and type 1 diabetes mellitus. Among 200 children with type 1 diabetes (cases), 80 were delivered by CS and 120 by vaginal delivery. Among 200 children without type 1 diabetes (controls), 160 were delivered by CS and 40 by vaginal delivery. Using CS as the exposure, what is the odds ratio for the association between CS and type 1 diabetes?
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