Table 3.
Non-Modifiable Risk Factors Associated with Breast Cancer
| Characteristics | Cases (N=190) | Control (N=187) | OR (95%CI) | P-value |
|---|---|---|---|---|
| Age in years, n(%) | ||||
| < 40 | 7 (3.7) | 3 (1.6) | Ref | - |
| 40 – 60 | 89 (46.8) | 74 (39.6) | 1.94 (0.49 – 7.77) | 0.349 |
| > 60 | 94 (49.5) | 110 (58.8) | 2.73 (0.69 – 10.86) | 0.154 |
| Dysmenorrhea, n(%) | ||||
| Yes | 23 (12.1) | 22 (11.8) | Ref | - |
| No | 167 (87.9) | 165 (88.2) | 1.03 (0.55 – 1.93) | 0.919 |
| Menarche Age, n(%) | ||||
| ≤ 13 year | 77 (40.5) | 64 (34.2) | Ref | - |
| > 13 years | 113 (59.5) | 123 (65.8) | 1.31 (0.86 – 1.99) | 0.207 |
| Menopausal Age, n(%) | ||||
| ≤ 45 year | 29 (15.3) | 30 (16.0) | Ref | - |
| > 45 years | 95 (50.0) | 108 (58.8) | 1.10 (0.62 – 1.96) | 0.750 |
| Not reached to menopause yet | 66 (34.7) | 49 (26.2) | 0.72 (0.38 – 1.35) | 0.302 |
| Miscarriage/still birth, n(%) | ||||
| No | 130 (68.4) | 137 (73.3) | Ref | - |
| Yes | 60 (31.6) | 50 (26.7) | 1.27 (0.81 – 1.97) | 0.302 |
| Breast Cancer Family History, n(%) | ||||
| Yes | 23 (12.1) | 16 (8.6) | Ref | - |
| No | 167 (87.9) | 171 (91.4) | 0.68 (0.35 – 1.33) | 0.260 |
| Family History of any type of cancer, n(%) | ||||
| Yes | 57 (30.0) | 72 (38.5) | Ref | - |
| No | 133 (70.0) | 115 (61.5) | 0.69 (0.45 – 1.05) | 0.082 |
| Comorbidity – Diabetes, n(%) | ||||
| Yes | 30 (15.8) | 42 (22.5) | Ref | - |
| No | 160 (84.2) | 145 (77.5) | 1.55 (0.92 – 2.59) | 0.101 |
| Comorbidity – Hypertension, n(%) | ||||
| Yes | 45 (23.7) | 57 (30.5) | Ref | - |
| No | 145 (76.3) | 130 (69.5) | 1.41 (0.90 – 1.41) | 0.138 |
| Comorbidity – Thyroid, n(%) | ||||
| Yes | 37 (19.5) | 39 (20.9) | Ref | - |
| No | 153 (80.5) | 148 (79.1) | 1.09 (0.66 – 1.80) | 0.738 |