Which statement about cross-sectional studies is most accurate?
a. More than one group can be compared.
b. Only descriptive data can be measured.
c. Data are collected retrospectively rather than prospectively.
d. Data collection and data analysis can occur simultaneously.
ANS: A
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A Cross-sectional design allows multiple group comparison.
B Cross-sectional analysis is not reserved for descriptive data.
C In cross-sectional design, data are collected across groups at one point in time.
D Data analysis would follow data collection in cross-sectional studies.
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