Table 2 Perioperative characteristics of patients with NIV intolerance
Variables | Overall (n = 179) | REM (n = 89) | DEX (n = 90) | p value |
|---|---|---|---|---|
Age, years | 63 (56, 70) | 64 (58, 70) | 63 (55, 70) | 0.732 |
Gender | 0.487 | |||
 Male, n (%) | 123 (68.72) | 59 (66.29) | 64 (71.11) |  |
 Female, n (%) | 56 (31.28) | 30 (33.71) | 26 (28.89) |  |
Height, cm | 166.0 (160.0, 172.0) | 165 (159.0, 172.0) | 166 (161.0, 172.0) | 0.605 |
Weight, kg | 70.0 (60.0, 75.5) | 68.0 (58.0, 75.0) | 70.0 (60.0, 79.5) | 0.218 |
BMI, kg/m2 | 24.80 (22.37, 27.63) | 24.06 (22.37, 27.18) | 25.12 (22.37, 28.57) | 0.195 |
Smoking history, n (%) | 38 (21.23) | 17 (19.10) | 21 (23.33) | 0.489 |
Alcohol history, n (%) | 25 (13.97) | 12 (13.48) | 13 (14.44) | 0.853 |
Comorbidities | ||||
Hypertension, n (%) | 99 (55.31) | 48 (53.93) | 51 (56.67) | 0.713 |
Diabetes, n (%) | 27 (15.08) | 15 (16.85) | 12 (13.33) | 0.511 |
Others, n (%) | 49 (27.37) | 24 (26.97) | 25 (27.78) | 0.903 |
NYHA classification | 0.886 | |||
 I, n (%) | 3 (1.68) | 2 (2.27) | 1 (1.11) |  |
 II, n (%) | 52 (29.05) | 25 (28.41) | 27 (30.00) |  |
 III, n (%) | 107 (59.78) | 54 (61.36) | 53 (58.89) |  |
 IV, n (%) | 16 (8.94) | 7 (7.95) | 9 (10.00) |  |
Type of surgery | 0.625 | |||
 Valve only, n (%) | 76 (42.46) | 38 (42.70) | 38 (42.22) |  |
 CABG, n (%) | 25 (13.97) | 16 (17.98) | 9 (10.00) |  |
 Valve and CABG, n (%) | 19 (10.61) | 9 (10.11) | 10 (11.11) |  |
 Great vessel, n (%) | 46 (25.70) | 19 (21.35) | 27 (30.00) |  |
 Congenital heart disease, n (%) | 2 (1.12) | 1 (1.12) | 1 (1.11) |  |
 Others | 11 (6.15) | 6 (6.74) | 5 (5.56) |  |
Surgery duration, h | 5 (4, 6) | 5(4, 6) | 5(4, 6) | 0.474 |
CPB, n (%) | 159 (88.8) | 77 (86.5) | 82 (91.1) | 0.329 |
CPB duration, min | 144 (110, 180) | 141 (96, 177) | 147 (125, 180) | 0.291 |
Aortic cross-clamp duration, min | 77 (56, 99) | 81 (51, 97) | 75 (58, 100) | 0.919 |
APACHE II | 9 (7, 13) | 8 (6, 13) | 10 (7, 13) | 0.334 |
EuroSCORE | 5 (3, 7) | 5 (2, 7) | 5 (3, 7) | 0.387 |