Table 1.

Characteristics of ovarian cancer cases and controls in the African American Cancer Epidemiology Study (AACES)

Cases (n = 584)Controls (n = 745)
n (%)n (%)P
Age (years)<0.01
 <4031 (5.3)80 (10.7)
 40–59299 (51.21)398 (53.4)
 60+254 (43.5)267 (35.8)
 Range (years)20–7920–79
Education0.02
 High school or less262 (44.9)278 (37.3)
 Some after high school training145 (24.8)210 (28.2)
 College or graduate degree177 (30.3)257 (34.5)
Body mass index (kg/m2)0.09
 <24.9 (under- and normal weight)86 (14.7)140 (18.8)
 25–29.9 (overweight)148 (25.3)197 (26.4)
>30 (obese)350 (59.9)408 (54.8)
Parity (# of live births)0.06
 0105 (18.0)96 (12.9)
 1113 (19.4)141 (18.9)
 2136 (23.3)198 (26.6)
 3+230 (39.4)311 (41.6)
Tubal ligation0.02
 Yes201 (34.4)302 (40.5)
 No383 (65.6)443 (59.5)
Oral contraceptive use<0.01
 Never180 (30.8)155 (20.8)
 <60 months230 (39.4)334 (44.8)
>60 months174 (29.8)256 (34.4)
First-degree family history of breast or ovarian cancer<0.01
 Yes149 (25.5)132 (17.7)
 No435 (74.5)613 (82.3)
Menopausal status0.31
 Premenopausal158 (27.2)221 (29.7)
 Postmenopausal423 (72.8)522 (70.3)
Hormone therapy0.10
 Ever use118 (20.3)125 (16.8)
 Never use463 (79.7)618 (83.2)
Smoking0.48
 Ever257 (44.0)313 (42.0)
 Never327 (56.0)432 (58.0)
Hysterectomya0.43
 Yes141 (24.1)166 (22.3)
 No443 (75.9)579 (77.7)
Body powder use (median years)b20200.48
Occupational talc exposurec0.16
 Yes58 (10.8)62 (8.5)
 No477 (89.2)667 (91.5)
Histologic subtyped
 Serous393 (73.2)
 Mucinous24 (4.5)
 Endometrioid72 (13.4)
 Clear cell13 (2.4)
 Other35 (6.5)
  • aDefined as hysterectomy 2 years prior to diagnosis for cases and 2 years prior to interview for controls.

  • bAmong body powder ever users only.

  • cData not available for participants who completed the short questionnaire (49 cases and 16 controls).

  • dData missing on histologic subtype for 47 cases.