Table 1. Baseline characteristics and demographic data of all patients (n = 617).
| Variable | Mean/median (±SD/Q1–Q3) |
|---|---|
| Age, y | 74.0 (68–80) |
| Female, n (%) | 287 (46.5) |
| Body mass index, kg/m2 | 27.2 ± 4.2 |
| Hypertension, n (%) | 530 (85.9) |
| Diabetes, n (%) | 246 (39.9) |
| Heart disease, n | 501 (81.2) |
| Baseline MAP, mmHg | 97 (89–110) |
| Coronary angiography, n (%) | 385 (62.4) |
| Peripheral vascular angiography, n (%) | 213 (34.5) |
| Other localization, n (%) | 19 (3.1) |
| Contrast volume, mL | 100 (80–140) |
| NSAID, n (%) | 23 (3.73) |
| RAAS-blocker, n (%) | 473 (76.7) |
| Diuretics, n (%) | 390 (63.2) |
| Serum creatinine, mg/dl | 1.36 ± 0.41 |
| eGFR (MDRD), ml·min−1·1.73 m−2 | 48.68 ± 12.66 |
| Cystatin C (mg/L) | 1.28 ± 0.45 |
| Osmolalityurine (mOsm/kgH2O) | 470 (370–610) |
| Urinary protein (mg/g Creatinine) | 100 (69–190) |
| uNGAL (ng/ml), day-1 | 19 (9–49) |
| uNGAL (ng/ml), day0 | 11 (6–28) |
| uNGAL (μg/g Creatinine), day-1 | 25 (12–58) |
| uNGAL (μg/gCrea), day 0 | 20 (11–47) |
| Hospital stay (days) | 2 (2–5) |
MAP: mean arterial pressure, NSAID: nonsteroidal anti-inflammatory drugs, RAAS: renin angiotensin aldosterone system, eGFR: estimated glomerular filtration rate (MDRD: Modification of Diet in Renal Disease).