Table 2.
Baseline characteristics of the patients with CIN vs without CIN (sCr criteria)
| Characteristic | CIN (N=17) | Non‐CIN (N=196) | P |
|---|---|---|---|
| Age (y) | 54.65±19.85 | 51.85± 14.01 | .576 |
| Age >70 y, n (%) | 4 (23.5) | 20 (10.2) | .108 |
| Male, n (%) | 14 (82.4) | 150 (76.5) | .768 |
| Smoke habit, n (%) | 7 (41.2) | 100 (51.0) | .436 |
| Weight (kg) | 62.79±9.92 | 60.58±9.49 | .211 |
| Hemoglobin concentration (g/L) | 128.53±22.56 | 125.30±21.85 | .560 |
| Baseline serum creatinine (μmol/L) | 74.96±19.22 | 72.84±25.55 | .738 |
| Chronic kidney disease, n (%) | 4 (23.5) | 20 (10.2) | .108 |
| Diabetes mellitus, n (%) | 7 (41.2) | 17 (8.7) | .001 |
| Hypertension, n (%) | 5 (29.4) | 40 (20.4) | .365 |
| Hypercholesterolemia, n (%) | 5 (29.4) | 17 (8.7) | .020 |
| Hypoalbuminemia, n (%) | 5 (29.4) | 52 (26.5) | .780 |
| Dehydration state, n (%) | 5 (29.4) | 8 (4.1) | .002 |
| Baseline eGFR (mL/min/1.73 m²) | 96.71±20.95 | 99.31±21.20 | .628 |
| Baseline eGFR <90 (mL/min/1.73 m²) | 8 (47.1) | 54 (27.6) | .100 |
| Baseline serum CysC level (mg/L) | 1.83±0.66 | 1.71±0.66 | .459 |
| Contrast media volume (mL) | 50.35±23.81 | 62.11±9.96 | .339 |
| Multiple CM administrations within 2 wk, n (%) | 7 (41.2) | 113 (57.7) | .189 |
| In‐hospital stay length (d) | 16.41±9.61 | 12.84±5.74 | .150 |
CIN, contrast‐induced nephropathy; eGFR, estimated glomerular filtration rate; CysC, cystatin C; CM, contrast media.