Risk Score for Prediction of Acute Kidney Injury in Patients with Acute ST-Segment Elevation Myocardial Infarction

Table 1

Clinical characteristics.

Clinical characteristics	AKI () (%)	Without AKI () (%)	OR		AuROC (95% CI)
Age, years ()			1.029	0.017	0.590 (0.505-0.675)
Male	41 (71.9)	226 (73.6)	1.089	0.792	0.508 (0.426-0.590)
Hypertension	36 (63.2)	169 (55.0)	1.400	0.258	0.540 (0.459-0.591)
Diabetes	19 (33.3)	61 (19.9)	2.016	0.026	0.567 (0.483-0651)
Anemia	22 (38.6)	85 (27.7)	1.642	0.099	0.554 (0.471-0.637)
Heart failure	10 (17.5)	29 (9.4)	2.040	0.074	0.540 (0.459-0.620)
Hypotension	3 (5.3)	7 (2.3)	2.373	0.221	0.554 (0.471-0.637)
SBP (mmHg) ()			1.003	0.611	0.536 (0.448-0.623)
DBP (mmHg) ()			0.994	0.526	0.477 (0.394-0.560)
HR (bpm) ()			1.002	0.820	0.510 (0.429-0.591)
Ejection fraction (%)	53.0 ± 9.5	55.2 ± 7.4	0.966	0.053	0.430 (0.345-0.515)
≤50%	18 (31.6)	66 (21.5)	1.685	0.100	0.550 (0.466-0.634)
≤45%	9 (15.8)	25 (8.1)	2.115	0.074	0.538 (0.454-0.623)
≤40%	6 (10.5)	10 (3.2)	3.494	0.020	0.536 (0.451-0.621)
Laboratory values ()
Creatinine (mmol/L)			1.007	0.126	0.501 (0.416-0.587)
Urea nitrogen (mmol/L)			1.112	0.127	0.539 (0.455-0.624)
Uric acid (mmol/L)			1.000	0.787	0.487 (0.405-0.569)
Hemoglobin (g/L)			0.984	0.032	0.426 (0.338-0.513)
Triglyceride (mmol/L)			1.017	0.910	0.521 (0.436-0.607)
Cholesterol (mmol/L)			0.966	0.791	0.464 (0.409-0.584)
LDL (mmol/L)			1.062	0.729	0.497 (0.409-0.584)
HDL (mmol/L)			1.493	0.326	0.545 (0.468-0.622)
NLR (%)			1.010	0.554	0.535 (0.454-0.616)
RDW			1.403	0.005	0.627 (0.546-0.705)

AKI: acute kidney injury; SD: standard deviation; OR: odds ratio; AuROC: area under the receiver operating characteristic curve; SBP: systolic blood pressure; DBP: diastolic blood pressure; HR: heart rate; LDL: low-density lipoprotein; HDL: high-density lipoprotein; NLR: neutrophil-to-lymphocyte ratio; RDW: red blood cell distribution width.