Investigators wanted to examine the association between prenatal exposures and n
ID: 3368836 • Letter: I
Question
Investigators wanted to examine the association between prenatal exposures and neonatal jaundice (NJ). In order to examine this association, the obstetric and delivery records of the mothers of 100 infants with neonatal jaundice (NJ) and 100 non-jaundiced infants born in the same hospital during the same time period were obtained. These records were then reviewed for evidence of several prenatal exposures. No clear associations were found between these prenatal exposures and NJ. A. Ecological B. Experimental C. Case-control D. Cross-sectional E. Descriptive F. Cohort
Explanation / Answer
This is a cross-sectional study. Because, In medical research and social science, a cross-sectional study is a type of observational study that analyzes data from a population, or a representative subset, at a specific point in time—that is, cross-sectional data.
Option - D
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