A school nurse sends out a survey to the parents to determine how many children in a certain school have asthma and in addition asks parents if they smoke. This type of study is called a(n):
A)Case-control study.
B)Cross-sectional study.
C)Cohort study.
D)Outbreak investigation.

Question

Quizplus · Accepted Answer

A cross-sectional study is one where data is collected at a single point in time to assess the prevalence of an outcome or characteristic, such as asthma in this case.

A School Nurse Sends Out a Survey to the Parents