Prevalence and predictors of antidepressant use in a cohort of pregnant women
2007

Antidepressant Use in Pregnant Women

Sample size: 97680 publication 10 minutes Evidence: high

Author Information

Author(s): É Ramos, D Oraichi, É Rey, L Blais, A Bérard

Primary Institution: Research Center, CHU Sainte-Justine Hospital

Hypothesis

What is the prevalence and what factors predict antidepressant use before, during, and after pregnancy?

Conclusion

Antidepressant use declines significantly once pregnancy is diagnosed.

Supporting Evidence

  • Antidepressant use was 6.6% before pregnancy and dropped to 3.7% during the first trimester.
  • Women on welfare were more likely to use antidepressants.
  • Older maternal age was associated with higher antidepressant use.

Takeaway

This study found that many women stop taking antidepressants when they become pregnant, which might not be good for their health.

Methodology

The study used a retrospective longitudinal cohort design, analyzing data from three administrative databases in Quebec.

Potential Biases

Potential misclassification of planned abortions and miscarriages could affect results.

Limitations

The study may not include women who do not use medical services during pregnancy or those who give birth outside of hospitals.

Participant Demographics

Women aged 15-45 years, primarily urban dwellers, with a mean age of 27.4 years.

Statistical Information

P-Value

p<0.01

Confidence Interval

95% CI

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1111/j.1471-0528.2007.01387.x

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