Cross-Sectional Study Concepts
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What is the main issue with cross-sectional studies when it comes to studying the association between an exposure and an outcome?

  • It is difficult to control for confounding variables
  • It is difficult to establish temporal association (correct)
  • It is difficult to determine the prevalence of a disease
  • It is difficult to establish the direction of the relationship

    • What is an example of temporal association?

  • A person has hyperuricemia and then develops hypertension (correct)
  • A person has hypertension and then develops hyperuricemia
  • A person has hyperuricemia and hypertension simultaneously
  • A person has hypertension and then develops diabetes

    • What is the main purpose of a cross-sectional study?

  • To establish temporal association
  • To study an association between an exposure and an outcome
  • To determine the prevalence of a disease (correct)
  • To control for confounding variables

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