Table 4 Students' knowledge of risk factors for breast cancer
Risk Factors for Breast Cancer | True | False | Don't know | |||
|---|---|---|---|---|---|---|
N | % | N | % | N | % | |
Obesity (postmenopausal) | 168 | 23.4 | 124 | 17.3 | 426 | 59.3 |
Family history of breast cancer | 481 | 67.0 | 65 | 9.0 | 172 | 24.0 |
High fat diet | 274 | 38.2 | 77 | 10.7 | 367 | 51.1 |
Early menarche (< 12 years) | 59 | 8.2 | 172 | 24.0 | 487 | 67.8 |
Late menopause (> 55 years) | 82 | 11.4 | 96 | 13.4 | 540 | 75.2 |
Tobacco smoke | 456 | 63.5 | 57 | 8.0 | 205 | 28.5 |
Alcohol | 416 | 57.9 | 55 | 7.7 | 247 | 34.4 |
Aging | 164 | 22.8 | 179 | 24.9 | 375 | 52.3 |
Environmental pollution | 280 | 39.0 | 104 | 14.5 | 334 | 46.5 |
Personal history of breast cancer | 493 | 68.7 | 24 | 3.3 | 201 | 28.0 |
Late age at first full-term pregnancy (> 30 years) | 149 | 20.8 | 140 | 19.5 | 429 | 59.7 |
Never breastfed a child | 193 | 26.9 | 135 | 18.8 | 390 | 54.3 |
Recent oral contraceptive use | 51 | 7.1 | 120 | 16.7 | 547 | 76.2 |
Recent and long-term use of hormone replacement therapy | 148 | 20.6 | 42 | 5.8 | 528 | 73.6 |
High-dose radiation to chest | 338 | 47.1 | 34 | 4.7 | 346 | 48.2 |
Deficiency of physical activity | 311 | 43.3 | 85 | 11.9 | 322 | 44.8 |