Table 2.
Indonesian women’s reproductive, high-fat diet and BMI risk factors for breast cancer.
| Group |
|||
|---|---|---|---|
| Variables | BC (n = 200) f (%) |
Non-BC (n = 200) f (%) |
p-value |
| Reproductive factors | |||
| Age of menarche (years) | 0.600 | ||
| 7–11 | 18 (9.0) | 16 (8.0) | |
| 12–13 | 99 (49.5) | 91 (45.5) | |
| > 13 | 83 (41.5) | 93 (46.5) | |
| Age of menopause (years) | <0.001*,a | ||
| ≥ 50 | 121 (60.5) | 79 (39.5) | |
| < 50 | 79 (39.5) | 121 (60.5) | |
| Age of the first pregnancy (years) | 0.614 | ||
| < 20 | 35 (17.5) | 33 (16.5) | |
| 20–29 | 137 (68.5) | 147 (73.5) | |
| > 30 | 27 (13.5) | 19 (9.5) | |
| Never been pregnant | 1 (0.5) | 1 (0.5 | |
| Parity | 0.097a | ||
| Nulliparous | 1 (0.5) | 2 (1.0) | |
| Primiparous | 24 (12.0) | 39 (19.5) | |
| ≥ Multiparous | 175 (87.5) | 159 (79.5) | |
| Breastfeeding | <0.001*,a | ||
| ≥ 12 months | 198 (99.0) | 157 (78.5) | |
| < 12 months | 2 (1.0) | 43 (21.5) | |
| High-fat diet | <0.001*,a | ||
| High | 192 (96.0) | 88 (44.0) | |
| Normal | 8 (4.0) | 112 (56.0) | |
| BMI | 0.001*,a | ||
| Normal | 87 (43.5) | 125 (62.5) | |
| Overweight | 38 (19.0) | 21 (10.5) | |
| Obesity | 75 (37.5) | 54 (27.0) | |
⁎
, significant at p < 0.05.
a
, p < 0.25 entered the logistic regression; BMI, body mass index.