Table 1.

Selected characteristics of 410 women with primary epithelial ovarian cancer

Characteristicn (%)
Age at diagnosis (y)
    20-3046 (11.2)
    31-4084 (20.5)
    41-50175 (42.7)
    51-54105 (25.6)
Stage of disease
    Localized159 (38.8)
    Regional/distant251 (61.2)
Histology
    Serous193 (47.1)
    Mucinous56 (13.7)
    Endometriod77 (18.8)
    Other*84 (20.5)
Parity
    Nulliparous104 (25.4)
    1-2169 (41.2)
    ≥3137 (33.4)
Use of oral contraceptives
    Yes169 (41.2)
    No241 (58.8)
Breast-feeding history (mo)
    Nulliparous104 (25.4)
    Never breast-fed178 (43.4)
    1-355 (13.4)
    ≥473 (17.8)
Age at menarche (y)
    <1277 (18.8)
    12-13228 (55.6)
    ≥14105 (25.6)
Menopause status
    Postmenopausal132 (32.2)
    Premenopausal258 (62.9)
Age at first birth (y)
    Nulliparous104 (25.4)
    ≤1973 (17.8)
    20-24147 (35.9)
    25-2969 (16.8)
    ≥3017 (4.2)
Hysterectomy
    Yes39 (9.5)
    No369 (90.0)
Tubal sterilization
    Yes42 (10.2)
    No365 (89.0)
Race
    White389 (94.9)
    Black15 (3.7)
    Other6 (1.5)
Education level attained (y)
    <1268 (16.6)
    12155 (37.8)
    13-1594 (22.9)
    ≥1693 (22.7)
Smoking status
    Never190 (46.3)
    Former62 (15.1)
    Current158 (38.5)
Body mass index
    <18.5017 (4.2)
    18.5-24.99297 (72.4)
    25.0-29.9969 (16.8)
    ≥30.026 (6.3)
Family history of breast cancer
    Yes91 (22.2)
    No283 (69.0)
Family history of ovarian cancer
    Yes32 (7.8)
    No340 (82.9)
  • NOTE: Women were participants in the CASH study, 1980 to 1982. Due to missing data and rounding, values may not add to 410 or 100%, respectively.

  • * Other includes other epithelial (n = 8), clear cell tumors (n = 35), and tumors for which no review was done by the CASH panel (n = 41).

  • Yes = ≥3 consecutive mo; no = never used or used <3 consecutive mo.