| Demographic data | Group I (n = 40) | Group II (n = 40) | Control (n = 20) | Test of significance | ||
| P1 | P2 | P3 | ||||
| Age (years): Mean ± SD | 52.20 ± 11.83 | 51.97 ± 14.53 | 52.75 ± 10.75 | 0.862 | 0.834 | 0.94 |
| Sex | 0.527 | 0.268 | 0.576 | |||
| Male | 31 (77.5%) | 33 (82.5%) | 14 (70%) | |||
| Female | 9 (22.5%) | 7 (17.5%) | 6 (30%) | |||
| Smokers | 23 (57.5%) | 26 (65%) | 10 (50%) | 0.582 | 0.264 | 0.491 |
| DM | 11 (27.5%) | 12 (30%) | 6 (30%) | 0.839 | 1 | 0.805 |
| HTN | 13 (32.5%) | 14 (35%) | 5 (25%) | 0.55 | 0.432 | 0.813 |
| Dyslipidemia | 21 (52.5%) | 18 (45%) | 10 (50%) | 0.855 | 0.714 | 0.502 |
| Family history | 18 (45%) | 14 (35%) | 7 (35%) | 0.459 | 1 | 0.361 |