| | | Non-CI-AKI group (n = 267) | CI-AKI group (n = 42) | χ2/t/Z | value |
| | Male sex, n (%) | 194 (72.66) | 28 (66.67) | 0.64 | 0.42 | | Age (years), mean, SD | 63.07, 10.78 | 65.14, 9.45 | −1.18 | 0.24 | | STEMI, n (%) | 173 (64.79) | 29 (69.05) | 0.29 | 0.59 | | Old MI, n (%) | 45 (16.85) | 9 (21.43) | 0.53 | 0.47 | | Diabetes mellitus, n (%) | 90 (50.85) | 25 (59.52) | 10.35 | <0.01 | | Hypertension, n (%) | 154 (57.68) | 30 (71.43) | 2.85 | 0.09 | | SBP (mmHg), median (IQR) | 134.00 (123.00–145.00) | 135.00 (122.50–150.50) | −1.00 | 0.32 | | DBP (mmHg), median (IQR) | 78.00 (70.00–86.00) | 80.00 (69.75–90.50) | −0.73 | 0.47 | | Evolocumab, n (%) | 139 (52.06) | 10 (23.81) | 11.60 | <0.01 | | Atorvastatin, n (%) | 147 (55.06) | 24 (57.14) | 0.06 | 0.80 | | RAAS inhibitors, n (%) | 229 (85.77) | 40 (95.24) | 2.89 | 0.09 | | Killip class I, n (%) | 260 (97.38) | 38 (90.48) | 5.04 | 0.03 | | LVEF (%), median (IQR) | 51.00 (46.00–56.00) | 50.00 (42.00–56.25) | −1.11 | 0.27 | | NT-pro-BNP (ng/L), median (IQR) | 679.00 (212.50–1475.00) | 852.50 (428.00–2489.00) | −1.56 | 0.12 | | TNT (ng/mL), median (IQR) | 1.59 (0.54–3.19) | 1.50 (0.55–6.67) | −0.87 | 0.39 | | Hb (g/L), median (IQR) | 133.00 (123.00–144.00) | 137.00 (126.00–148.00) | −1.30 | 0.20 | | Hs-CRP (mg/L), median (IQR) | 5.19 (2.10–18.60) | 9.35 (2.64–15.63) | −1.18 | 0.24 | | HDL-C (mmol/L), median (IQR) | 1.01 (0.86–1.23) | 1.05 (0.82–1.35) | −0.56 | 0.58 | | LDL-C (mmol/L), median (IQR) | 3.17 (2.46–4.21) | 3.35 (2.57–3.75) | −0.54 | 0.59 | | Contrast agent (mL), median (IQR) | 140.00 (130.00–150.00) | 140.00 (130.00–150.00) | 0.65 | 0.52 | | Emergency PCI, n (%) | 171 (64.04) | 31 (73.81) | 1.53 | 0.22 | | Preoperative hydration, n (%) | 60 (28.99) | 12 (28.57) | 0.76 | 0.39 | | Postoperative hydration, n (%) | 263 (98.50) | 41 (97.62) | 0.18 | 0.67 | | Iodixanol, n (%) | 233 (87.27) | 39 (92.86) | 1.08 | 0.30 |
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χ2/t/Z, a test used to compare parameters. CI-AKI, contrast-induced acute renal injury; SD, standard deviation; STEMI, ST-segment elevation myocardial infarction; MI, myocardial infarction; SBP, systolic blood pressure; IQR, interquartile range; DBP, diastolic blood pressure; RAAS, renin-angiotensin-aldosterone system; LVEF, left ventricular ejection fraction; NT-pro-BNP, N-terminal pro-brain natriuretic peptide; TNT, troponin T; Hb, hemoglobin; hs-CRP, high-sensitivity C-reactive protein; HDL-C, high-density lipoprotein cholesterol; LDL-C, low-density lipoprotein cholesterol; PCI, percutaneous coronary intervention.
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