Table 1 characteristics of epithelial ovarian cancer cases and population-based controls
From: Case-control study of metabolic syndrome and ovarian cancer in Chinese population
Characteristic | Epithelia ovarian cancer (n = 573) | Control (n = 1146) |
|---|---|---|
| Â | Case (n, %) | Case (n, %) |
Age(mean ± SD), y | 52.59 ± 9.20 | 52.97 ± 9.73 |
Pregnant times | ||
 0 | 131 (22.86) | 128 (11.17) |
 1-2 | 260 (45.38) | 604 (52.71) |
  > 2 | 183 (31.94) | 414 (36.13) |
 Menopause age(mean ± SD), y | 50.9 ± 7.13 | 50.1 ± 7.82 |
Menopause | ||
 yes | 389 (67.89) | 534 (46.60) |
 No | 184 (32.11) | 612 (53.40) |
 Ever hormone use | 145 (25.30) | 328 (28.62) |
 Estrogen only | 14 (2.44) | 23 (2.01) |
 Estrogen + progestin | 103 (17.98) | 273 (23.82) |
 Other hormone therapy | 28 (4.89) | 32 (2.79) |
 Age of first pregnancy | 23.59 ± 4.20 | 23.87 ± 4.65 |
 Fasting plasma glucose (mmol/L) | 5.74 ± 1.75 | 5.52 ± 1.07 |
Diabetes history (cases) | ||
 Yes | 161 (28.10) | 148 (12.91) |
 No | 412 (71.90) | 998 (87.09) |
 Body mass index, kg/m2 | 25.29 ± 3.52 | 24.18 ± 3.78 |
 BMI ≥25.0 kg/m2 | 219 (38.22) | 463 (40.40) |
 BMI<25.0 kg/m2 | 354 (61.78) | 683 (59.60) |
 Weight(mean ± SD), kg | 62.95 ± 9.3 | 61.70 ± 8.90 |
 Waist circumference(mean ± SD), cm | 81.02 ± 9.97 | 80.09 ± 9.36 |
 Triglyceride (TG, mmol/L) | 2.34 ± 1.42 | 1.92 ± 0.94 |
 TG<1.70 | 170 (29.67) | 544 (47.47) |
 TG ≥ 1.70 | 403 (70.33) | 602 (52.53) |
 HDL-C (mmol/L) | 1.57 ± 0.31 | 1.87 ± 0.39 |
 HDL-C<1.0 | 92 (16.06) | 54 (4.71) |
 HDL-C ≥ 1.0 | 481 (83.94) | 1092 (95.29) |
Hypertension history | ||
 Yes | 156 (27.23) | 164 (14.31) |
 No | 417 (72.77) | 982 (85.69) |