Table 1.
Pre- and intraoperative clinical characteristics
| Total (N=302) | SR group (n=236) | POAF group (n=66) | P | |
|---|---|---|---|---|
| Data expressed as mean ± standard deviation or n (%). AVP: aortic valvuloplasty; AVR: atrial valve replacement; E/e': early mitral inflow velocity to mitral annular early diastolic velocity; eGFR: estimated glomerular filtration rate; FEV1: forced expiratory volume in 1 s; FVC: forced vital capacity; HbA1c: glycohemoglobin; LVEF: left ventricular ejection fraction; POAF: postoperative atrial fibrillation; MVP: mitral valvuloplasty; MVR: mitral valve replacement; SR: sinus rhythm. | ||||
| Age (years) | 69 ± 10 | 67 ± 11 | 73 ± 9 | <.001 |
| Male / Female | 190/112 | 155/81 | 35/31 | .020 |
| Body mass index (kg/m2) | 22.6 ± 3.3 | 22.6 ± 3.4 | 22.5 ± 3.1 | .758 |
| Hypertension n (%) | 193 (64) | 153 (65) | 40 (62) | .604 |
| Diabetes mellitus n (%) | 65 (22) | 47 (20) | 18 (28) | .175 |
| Dyslipidemia n (%) | 106 (35) | 78 (33) | 28 (43) | .153 |
| Peripheral artery disease n (%) | 22 (7) | 17 (7) | 5 (8) | .700 |
| Myocardial infarction n (%) | 24 (8) | 19 (8) | 5 (8) | .978 |
| Cerebrovascular accident n (%) | 30 (10) | 25 (11) | 5 (8) | .225 |
| B-type natriuretic peptide (pg/mL) | 301 ± 428 | 314 ± 459 | 248 ± 268 | .338 |
| Albumin (mg/dL) | 4.0 ± 0.5 | 4.0 ± 0.5 | 4.0 ± 0.4 | .813 |
| eGFR (mL/min/1.73 m2) | 55.1 ± 23.1 | 55.8 ± 23.5 | 52.2 ± 21.4 | .287 |
| C-reactive protein (mg/dL) | 0.22 ± 0.34 | 0.22 ± 0.35 | 0.22 ± 0.34 | .892 |
| HbA1c (%) | 5.8 ± 0.9 | 5.7 ± 0.7 | 6.0 ± 1.2 | .128 |
| LVEF (%) | 59.3 ± 12.9 | 58.3 ± 13.3 | 62.6 ± 10.7 | .009 |
| Left atrial dimension (mm) | 41.7 ± 6.9 | 41.5 ± 7.1 | 42.5 ± 6.3 | .338 |
| E/e' | 19.1 ± 9.3 | 18.5 ± 8.6 | 21.5 ± 11.1 | .037 |
| FEV1/FVC (%) | 77.2 ± 9.3 | 77.1 ± 9.4 | 78.1 ± 8.9 | .452 |
| Short physical performance battery score (point) | 11.0 ± 1.8 | 10.9 ± 2.0 | 11.1 ± 1.4 | .615 |
| Frailty index (point) | 2.3 ± 2.2 | 2.3 ± 2.3 | 2.3 ± 1.9 | .940 |
| Surgical procedure | ||||
| Isolated AVR or AVP n (%) | 91 (30) | 78 (33) | 11 (16) | |
| Isolated MVR or MVP n (%) | 45 (15) | 38 (16) | 9 (14) | .027 |
| Complex surgery n (%) | 166 (55) | 120 (51) | 46 (70) | |
| Operative duration (min) | 298 ± 97 | 292 ± 95 | 318 ± 100 | .064 |
| Cardiopulmonary bypass duration (min) | 158 ± 58 | 156 ± 59 | 166 ± 54 | .210 |
| Aortic cross clamping duration (min) | 112 ± 42 | 110 ± 42 | 120 ± 42 | .135 |