Table 2.
Procedural Characteristics for Patients With and Without CIN
| CIN (n=50) | No CIN (n=2198) | P Value | |
|---|---|---|---|
| Periprocedural medications | |||
| ACEI/ARB | 42 (84.0%) | 1948 (88.6%) | 0.310 |
| β‐blocker | 39 (78.0%) | 1915 (87.2%) | 0.057 |
| CCB | 9 (18.8%) | 408 (18.6%) | 0.977 |
| Diuretic | 18 (36.0%) | 338 (15.4%) | <0.001 |
| Procedural variables | |||
| Number of lesions | 2.53±1.19 | 1.93±1.16 | <0.001 |
| Number of stents | 1.83±1.20 | 1.56±1.30 | 0.162 |
| Stent length | 47.4±37.1 | 38.3±34.5 | 0.081 |
| Total fluoroscopy time, min | 81.3±47.6 | 68.1±45.9 | 0.049 |
| Contrast volume, mL | 132.6±77.5 | 123.9±68.0 | 0.372 |
| VCrClratio | 4.04±3.73 | 2.02±1.70 | <0.001 |
| HVWratio, mL/kg | 19.9±13.2 | 11.8±7.1 | <0.001 |
| Preprocedural hypotension | 4 (8.5%) | 20 (0.9%) | <0.001 |
| Postprocedural IABP | 7 (14.0%) | 35 (1.6%) | <0.001 |
Values are mean±SD or n (%). ACEI indicates angiotensin‐converting enzyme inhibitor; ARB, angiotensin receptor blocker; CCB, calcium channel blocker; CIN, contrast‐induced nephropathy; HVWratio, hydration volume‐to‐weight; IABP, intra‐aortic balloon pump; VCrClratio, volume of contrast agent‐to‐creatinine clearance rate.