Table 3.
Distribution of studied parameters according to the presence of CAD.
| Variable | No CAD (n = 106) |
CAD (n = 439) |
P value |
|---|---|---|---|
| Age | 44.53 ± 9.20 | 55.29 ± 10.06 | <0.001 |
| Risk factors | |||
| Hypertension | 52 (49.1) | 296 (67.4) | <0.001 |
| Diabetes | 24 (22.6) | 179 (40.8) | 0.001 |
| Smoking | 46 (43.4) | 180 (41) | 0.478 |
| Family history | 31 (29.2) | 128 (29.2) | 0.986 |
| Dyslipidemia | 48 (45.3) | 269 (61.3) | 0.003 |
| Hair whitening score | |||
| Predominant black hair | 72 (67.9) | 175 (39.9) | <0.001 |
| Predominant white hair | 34 (32.1) | 264 (60.1) | <0.001 |
Data are presented as Mean ± SD or number (%).
CAD: coronary artery disease.