Table 1.
Characteristics of the study participants
| Characteristics | Cases (n=200) | Controls (n=200) | p-value |
|---|---|---|---|
| Age (yr) | 48.9 ± 0.6 | 47.5±0.6 | 0.106 |
| Height (cm) | 159.3±0.4 | 161.7±0.4 | 0.001 |
| Weight (kg) | 75.7±1.0 | 73.2±0.9 | 0.080 |
| BMI (kg/m²) | 29.8±0.4 | 27.9±0.4 | 0.001 |
| No. of pregnancies | 4.6±0.2 | 3.4±0.2 | 0.001 |
| No. of miscarriages | 1.1±0.1 | 0.90±0.1 | 0.226 |
| Duration of lactation (mo) | 8.2±0.5 | 7.7±0.5 | 0.599 |
| Physical activity (METs) | 1,425.4±133.3 | 3,464.7±1,205.6 | 0.019 |
| Marital status | 0.789 | ||
| Married | 154 (77.0) | 156 (78.0) | |
| Single | 26 (13.0) | 29 (14.5) | |
| Divorce | 8 (4.0) | 5 (2.5) | |
| Widow | 12 (6.0) | 10 (5.0) | |
| Education level | 0.001 | ||
| Illiterate | 12 (6.0) | 5 (2.5) | |
| School | 52 (26.0) | 12 (6.0) | |
| High school | 65 (32.5) | 46 (23.0) | |
| Diploma | 47 (23.5) | 65 (32.5) | |
| Bachelor | 14 (7.0) | 55 (27.5) | |
| Master’s degree | 7 (3.5) | 12 (6.0) | |
| Doctorate degree | 3 (1.5) | 5 (2.5) | |
| Work status | 0.001 | ||
| Yes | 53 (26.5) | 89 (44.5) | |
| No | 147 (73.5) | 111 (55.5) | |
| BMI categories | 0.013 | ||
| Underweight | 0 (0.0) | 1 (0.5) | |
| Normal weight | 33 (16.5) | 58 (29.0) | |
| Overweight | 91 (45.5) | 70 (35.0) | |
| Obese | 76 (38.0) | 71 (35.0) | |
| Smoking | 0.001 | ||
| Yes | 40 (20.0) | 14 (7.0) | |
| No | 160 (80.0) | 186 (93.0) | |
| Family members diagnosed with cancer | 0.001 | ||
| Yes | 109 (54.5) | 73 (36.5) | |
| No | 91 (45.5) | 127 (63.5) |
Values are presented mean±standard diviation or number (%).
BMI, body mass index; MET, metabolic equivalent.