| Variable | Number (%) |
| Age |
|
| >55 | 511 (40.9) |
| ≤55 | 738 (59.1) |
| Gender |
|
| Men | 917 (73.5) |
| Women | 331 (26.5) |
| Marital status |
|
| Single | 24 (1.9) |
| Married | 1224 (98.1) |
| Schooling |
|
| Graduate | 173 (13.9) |
| Undergraduate | 1075 (86.1) |
| Body Mass Index |
|
| <25 | 360 (29.0) |
| 25 - 35 | 842 (67.8) |
| >35 | 40 (3.2) |
| Hypertension |
|
| Yes | 766 (61.4) |
| No | 482 (38.6) |
| Diabetes |
|
| Yes | 862 (69.1) |
| No | 386 (30.9) |
| Hyperlipidemia |
|
| Yes | 576 (46.2) |
| No | 671 (53.8) |
| Smoking |
|
| Yes | 197 (15.8) |
| No | 1053 (84.2) |
| depression |
|
| Yes | 459 (36.7) |
| No | 791 (63.3) |
| Ejection fraction |
|
| >35 | 155 (12.4) |
| ≤35 | 1085 (87.6) |
| Type of intervention |
|
| Non-surgical | 537 (42.9) |
| Surgical | 713 (57.1) |