Table 2

Acetaminophen use and NSAID use 1 day or more per week for at least 6 months among 780 cases of epithelial ovarian cancer, 2053 cancer controls, and 2570 noncancer controlsa

Drug and useCasesCancer controlsORb (95% CI)Noncancer controlsORb (95% CI)
Acetaminophen
No7501955Ref.2462Ref.
Yes28810.9 (0.6–1.4)951.0 (0.6–1.5)
Duration 5+ yr18431.0 (0.6–1.8)501.1 (0.6–1.9)
First use 10+ yr ago7250.6 (0.2–1.4)270.8 (0.3–1.8)
Last use <1 yr ago26760.9 (0.5–1.4)881.0 (0.6–1.5)
NSAIDs
No7151833Ref.2278Ref.
Yes581950.8 (0.6–1.1)2560.7 (0.5–1.0)
Duration 5+ yr33840.7 (0.4–1.1)1030.7 (0.4–1.2)
First use 10+ yr ago21690.8 (0.5–1.3)721.0 (0.6–1.6)
Last use <1 yr ago421500.8 (0.5–1.1)2270.6 (0.4–0.9)
  • a Women whose only use began within the year before admission or whose timing of use was unknown are excluded.

  • b OR, odds ratio from logistic regressions with terms for age, geography, and interview year.