Table 1 Baseline characteristics of the patients
Variables | NSR (n = 361) | AF (n = 81) | p |
|---|---|---|---|
Age at surgery (years) | 41 ± 13 | 41 ± 11 | 0.782 |
Male gender | 151 (42%) | 39 (49%) | 0.264 |
Body surface area (m2) | 1.65 ± 0.16 | 1.64 ± 0.16 | 0.967 |
Etiology | 0.018 | ||
Rheumatic etiology | 284 (79%) | 73 (90%) | |
Non-rheumatic valvular disease | 77 (21%) | 8 (10%) | |
Diagnosis | 0.065 | ||
Pure mitral regurgitation | 205 (57%) | 37 (46%) | |
Presence of mitral stenosis | 156 (43%) | 44 (54%) | |
Combined with other valve | 180 (58%) | 44 (70%) | 0.091 |
Type of surgery | 0.478 | ||
Mitral valve replacement | 348 (96.4%) | 79 (97.5%) | |
Bioprosthesis | 7 (2.0%) | 2 (2.5%) | |
Mechanical | 341 (98.0%) | 77 (97.5%) | |
Mitral valve repair | 13 (3.6%) | 2 (2.5%) | |
Annular size | 28.4 ± 2.1 | 29.0 ± 2.6 | 0.070 |
Preoperative heart rate (bpm) | 76 ± 19 | 75 ± 15 | 0.762 |
Preoperative blood pressure (mmHg) | |||
Systolic blood pressure | 121 ± 17 | 123 ± 16 | 0.825 |
Diastolic blood pressure | 75 ± 13 | 74 ± 10 | 0.623 |
Postoperative HR | 73 ± 18 | 72 ± 14 | 0.854 |
Postoperative blood pressure | |||
Systolic blood pressure | 119 ± 15 | 120 ± 15 | 0.718 |
Diastolic blood pressure | 73 ± 11 | 74 ± 11 | 0.777 |