Table I.
Baseline demographic, clinical and procedural characteristics
| Parameter | NAC (+)N = 108 | NAC (–)N = 114 | P-value |
|---|---|---|---|
| Age | 66.0 ±8.9 | 64.3 ±9.5 | NS |
| Male, n (%) | 88 (81.5) | 83 (72.8) | NS |
| Hypertension, n (%) | 98 (90.7) | 103 (90.4) | NS |
| DM, n (%) | 34 (31.5) | 36 (31.6) | NS |
| CAD, n (%) | 71 (65.7) | 81 (71.1) | NS |
| PAD, n (%) | 33 (30.6) | 25 (21.9) | NS |
| VHD, n (%) | 4 (3.7) | 8 (7.0) | NS |
| Prior MI, n (%) | 38 (35.2) | 40 (35.1) | NS |
| Prior stroke, n (%) | 20 (18.5) | 16 (14.0) | NS |
| RBC [× 106/mm3] | 4.8 ±0.5 | 4.7 ±0.5 | NS |
| HGL [g/dl] | 14.5 ±1.4 | 14.3 ±1.4 | NS |
| HCT (%) | 42.4 ±3.8 | 41.8 ±3.8 | NS |
| SCr [µmol/l] | 98.5 ±42.0 | 94.3 ±36.3 | NS |
| eGFR [ml/min/1.72 m²] | 76.2 ±24.5 | 77.2 ±27.2 | NS |
| ACR [mg/g] | 40.4 ±111.1 | 38.2 ±101.9 | NS |
| LVEF (%) | 58.4 (9.6) | 56.2 (10.9) | NS |
| NYHA class, n (%): | |||
| I | 18 (16.7) | 18 (15.8) | NS |
| II | 71 (65.7) | 75 (65.8) | NS |
| III | 19 (17.6) | 21 (18.4) | NS |
| IV (exclusion criteria) | 0 (0.0) | 0 (0.0) | |
| BMI [kg/m2] | 27.8 ±3.6 | 28.3 ±4.1 | NS |
| Total contrast volume [ml] | 196.7 ±85.9 | 204.0 ±84.2 | NS |
| Intravenous hydration volume [ml] | 993.4 ±154.1 | 983.8 ±146.1 | NS |
DM – diabetes mellitus, CAD – coronary artery disease, PAD – peripheral artery disease, VHD – valvular heart disease, ACR – urine albumin/creatinine ratio, LVEF – left ventricular ejection fraction, BMI – body mass index.