Table 2

Ovarian cancer mortality by BMI, CPS-II, 1982–1998

No. of deathsNo. of person-yearsAge-standardized rateaRR (95% CI)bRR (95% CI)c
BMI
 <25.08532,702,97926.611
 25.0 to <30.04671,238,12631.21.16 (1.03–1.30)1.16 (1.04–1.30)
 ≥30.0191493,21833.21.25 (1.06–1.46)1.26 (1.07–1.48)
P for trend = 0.001
BMI
 <18.532103,13323.90.99 (0.67–1.45)0.98 (0.67–1.45)
 18.5 to <20.5138458,98426.211
 20.5 to <22.0258716,46631.21.19 (0.97–1.46)1.18 (0.96–1.46)
 22.0 to <23.5226765,84524.60.96 (0.77–1.18)0.95 (0.77–1.17)
 23.5 to <25.0199658,55124.90.96 (0.77–1.19)0.95 (0.76–1.18)
 25.0 to <26.5152478,02626.41.00 (0.79–1.26)1.00 (0.79–1.26)
 26.5 to <28.0174412,44836.21.33 (1.06–1.66)1.32 (1.05–1.65)
 28.0 to <30.0141347,65231.81.28 (1.01–1.62)1.28 (1.01–1.63)
 30.0 to <35.0139374,02830.41.21 (0.95–1.53)1.21 (0.95–1.54)
 ≥35.052119,19142.81.53 (1.11–2.11)1.54 (1.12–2.14)
P for trend = 0.001
  • a Death rates standardized to the CPS-II female population, rate/100,000 person-years.

  • b Adjusted for age at entry and race.

  • c Adjusted for age at entry, race, height, exercise, age at menarche, age at menopause, duration of oral contraceptive use, status and duration of ERT use, and number of full-term pregnancies.