Table 1 Baseline characteristics of study subjects
Variables | All (n = 735) | CIN (n = 64) | No CIN | p |
|---|---|---|---|---|
(n = 671) | ||||
Age (years) | 64.8 ± 10.6 | 70.8 ± 10.5 | 64.2 ± 10.5 | <0.001 |
Sex (male) | 514 (69.9%) | 39 (60.9%) | 475 (70.8%) | 0.101 |
BMI (kg/m2) | 24.5 ± 3.3 | 22.7 ± 3.3 | 24.7 ± 3.3 | <0.001 |
Systolic BP (mmHg) | 119.6 ± 15.1 | 119.5 ± 21.6 | 119.6 ± 14.4 | 0.979 |
Diastolic BP (mmHg) | 71.9 ± 9.9 | 69.0 ± 14.2 | 72.2 ± 9.3 | 0.119 |
Hypertension | 475 (64.6%) | 52 (81.3%) | 423 (63.0%) | 0.004 |
Diabetes mellitus | 250 (34.0%) | 39 (60.9%) | 211 (31.4%) | <0.001 |
Previous CABG | 23 (3.1%) | 5 (7.8%) | 18 (2.7%) | 0.042 |
Emergency/ urgent procedure | 160 (21.8%) | 23 (35.9%) | 137 (20.4%) | 0.004 |
Interventional strategy | 0.521 | |||
Ballooning | 23 (3.1%) | 1 (1.6%) | 22 (3.3%) | |
Ballooning + Stent insertion | 614 (83.5%) | 52 (81.3%) | 562 (83.8%) | |
Ballooning + Stent insertion + Thrombus suction | 98 (13.3%) | 11 (17.2%) | 87 (13.0%) | |
3-vessel disease | 241 (32.8%) | 39 (60.9%) | 202 (30.1%) | <0.001 |
Hypotensive event | 90 (12.2%) | 25 (39.1%) | 65 (9.7%) | <0.001 |
IABP use | 32 (4.4%) | 16 (25.0%) | 16 (2.4%) | <0.001 |
Total volume of CM (mL) | 237.0 ± 74.5 | 222.8 ± 71.4 | 238.1 ± 74.7 | 0.179 |
Volume of CM per weight (mL/kg) | 3.69 ± 1.31 | 4.09 ± 1.86 | 3.66 ± 1.25 | 0.179 |
N-acetylcysteine | 233 (33.5%) | 15 (42.9%) | 218 (33.0%) | 0.230 |
BUN (mg/dL) | 18.0 ± 7.3 | 24.2 ± 11.2 | 17.4 ± 6.6 | <0.001 |
Creatinine (mg/dL) | 1.08 ± 0.41 | 1.50 ± 0.75 | 1.04 ± 0.33 | <0.001 |
eGFR (mL/min/1.73m2) | 74.5 ± 20.5 | 54.5 ± 25.8 | 76.4 ± 18.9 | <0.001 |
Hemoglobin (g/dL) | 13.2 ± 1.8 | 11.5 ± 2.1 | 13.3 ± 1.7 | <0.001 |
Albumin (g/dL) | 4.31 ± 0.48 | 3.85 ± 0.61 | 4.35 ± 0.44 | <0.001 |
hs-CRP (mg/L) | 10.18 ± 28.84 | 34.11 ± 47.95 | 7.84 ± 24.77 | <0.001 |
Cholesterol (mg/dL) | 164.5 ± 43.5 | 167.5 ± 56.5 | 164.3 ± 42.2 | 0.722 |
Triglyceride (mg/dL) | 140.0 ± 82.3 | 126.0 ± 87.7 | 141.3 ± 81.7 | 0.035 |
Glucose (mg/dL) | 124.6 ± 46.3 | 156.2 ± 71.3 | 121.6 ± 42.1 | <0.001 |
Ejection fraction (%) | 57.5 ± 13.4 | 48.8 ± 12.8 | 58.6 ± 12.7 | <0.001 |
E/E' | 13.3 ± 5.3 | 18.2 ± 7.0 | 12.9 ± 4.9 | <0.001 |
E/A | 0.94 ± 0.48 | 0.95 ± 0.37 | 0.94 ± 0.49 | 0.630 |
Deceleration time (ms) | 204.6 ± 50.1 | 182.5 ± 50.5 | 206.7 ± 49.7 | <0.001 |
LV mass (g) | 213.6 ± 95.7 | 233.1 ± 56.2 | 211.9 ± 98.4 | 0.001 |
LV mass index (g/m2) | 126.3 ± 88.6 | 144.0 ± 28.9 | 124.7 ± 91.9 | <0.001 |
LVDd (mm) | 50.0 ± 5.0 | 51.2 ± 5.6 | 49.9 ± 4.9 | 0.030 |
LA volume index (mL/m2) | 28.3 ± 9.7 | 33.4 ± 11.6 | 27.8 ± 9.4 | <0.001 |