Early detection of contrast-associated acute kidney injury after coronary angiography: A predictive value of osteopontin

Table 1 Baseline demographic and clinical characteristics of the studied group based on the development of contrast-associated acute kidney injury

Variables	CA-AKI (n = 20)	Non-CA-AKI (n = 135)	P value
Age (years)	59.54 ± 8.67	48.19 ± 7.89	0.001
Sex
Male	15 (75.0)	95 (70.4)	0.984
Female	5 (25.0)	40 (29.6)
BMI (kg/m2)	24.60 ± 4.40	25.77 ± 3.11	0.870
Smoking	4 (20.0)	20 (14.8)	0.756
Diabetes mellitus	14 (70.0)	100 (74.0)	0.772
Hypertension	6 (35.0)	40 (29.6)	0.161
Chest pain			0.094
Typical	15 (75.0)	108 (80.0)
Atypical	5 (25.0)	27 (20.0)
Heart rate (beats/minute)	80.46 ± 15.51	82.11 ± 15.98	0.343
DBP (mmHg)	90.90 ± 6.78	89.11 ± 8.91	0.304
SBP (mmHg)	118.56 ± 9.34	117.78 ± 14.78	0.882
ECG findings			0.092
Anterior infarction	16 (80.0)	108 (80.0)
Inferior infarction	2 (10.0)	15 (11.1)
Posterolateral infarction	2 (10.0)	12 (8.9)
Prior PCI	3 (15.0)	20 (14.8)
Drug intake			0.342
ACE inhibitors	8 (40.0)	50 (37.0)	0.650
ARBs	4 (20.0)	35 (26.0)	0.390
Beta blocker	16 (80.0)	108 (80)	0.090
Loop diuretics	6 (30.0)	41 (30.4)	0.210
Nitrates	10 (40.0)	55 (40.7)	0.780
CCB	5 (25.0)	34 (25.2)	0.570
Statins	16 (80.0)	110 (81.5)	0.070
Aspirin	17 (85.0)	115 (85.2)	0.330
MRA	2 (10.0)	15 (11.1)	0.710

Data are presented as mean ± SD or n (%). BMI: Body mass index; DBP: Diastolic blood pressure; SBP: Systolic blood pressure; ECG: Electrocardiogram; PCI: Percutaneous coronary intervention; ACE: Angiotensin-converting enzyme; CCB: Calcium channel blocker; MRA: Mineralocorticoid receptor antagonist; CA-AKI: Contrast-associated acute kidney injury; ARBs: Angiotensin II receptor blockers.