Table 1 Demographical and surgical characteristics of all patients
From: Prediction of new onset postoperative atrial fibrillation using a simple Nomogram
Variables | Overall (n = 1587) |
|---|---|
Demographic data | |
Age, years, median (IQR) | 58.0 (49.0–66.0) |
Sex, male, n (%) | 1070 (67.4%) |
Body-mass index, kg/m2 median (IQR) | 25.2 (22.7–27.4) |
Smoking, n (%) | 634 (39.9%) |
NYHA class I/II/III/IV, n (%) | 439(27.7%)/654(41.2%)/442(27.9%)/52(3.3%) |
ASA class I/II/III/IV/V, n (%) | 8(0.5%)/292(18.4%)/837(52.7%)/448(28.2%)/ 2(0.1%) |
EuroSCORE II, median (IQR) | 1.3 (0.8–2.8) |
CHA2DS2-VASc score, median (IQR) | 2.0 (1.0–3.0) |
Medical history, n (%) | |
Hypertension | 760 (47.9%) |
COPD | 94 (5.9%) |
Previous MI | 84 (5.3%) |
Previous stroke | 86 (5.4%) |
Diabetes | 332 (20.9%) |
CKD | 61 (3.8%) |
eGFR, ml/min/1.73 m2, median (IQR) | 84.1 (67.5–102.7) |
Surgery characteristics | |
Surgery type, n (%) | |
Valve | 719 (45.3%) |
CABG | 576 (36.3%) |
Valve + CABG | 128 (8.1%) |
Valve + aorta | 164 (10.3%) |
Emergency, n (%) | 91 (5.7%) |
CPB time, min, median (IQR) | 116.0 (85.0–161.0) |
Clamping time, min, median (IQR) | 88.0 (64.0–124.0) |
Operation duration, min, median (IQR) | 280.0 (235.0–340) |