Table 2.
Comparison of patients with and without CA-AKI
| CA-AKI | CA-NAKI | OR | 95% CI | P | |
|---|---|---|---|---|---|
| (n = 52) | (n = 283) | ||||
| Age (years) | 65.5(57–74) | 64(53–75) | 0.198 | ||
| Gender | 0.9 | 0.51-1.72 | 0.877 | ||
| Male | 33(63.5%) | 19(36.5%) | |||
| Female | 175(61.8%) | 108(38.2%) | |||
| Body height (cm) | 162.5(156.1-168.9) | 165(158–172) | 0.725 | ||
| Body weight (kg) | 62.2(46.9-77.5) | 61.5(53.5-69.5) | 0.215 | ||
| ICU unit | 1.3 | 0.70-2.40 | 0.426 | ||
| Medical | 32(61.5%) | 191(67.5%) | |||
| Surgical | 20(38.5%) | 92(32.5%) | |||
| Main department | General Surgery | Internal Medicine | 0.552 | ||
| (n = 19, 36.5%) | (n = 117, 41.3%) | ||||
| Admission diagnosis | Respiratory failure | Respiratory failure | 0.922 | ||
| (n = 102, 36.0%) | (n = 20, 38.5%) | ||||
| Hypertension | 26(55.0%) | 126(44.5%) | 1.3 | 0.69-2.25 | 0.545 |
| Diabetic Mellitus | 13(25.0%) | 74(26.1%) | 0.9 | 0.48-1.86 | 1 |
| Cardiac disease | 18(34.6%) | 75(26.5%) | 1.5 | 0.78-2.76 | 0.241 |
| Liver disease | 12(23.1%) | 59(20.8%) | 1.1 | 0.56-2.31 | 0.714 |
| Respiratory disease | 31(59.6%) | 143(50.5%) | 1.5 | 0.79-2.64 | 0.29 |
| Kidney disease | 118(41.7%) | 29(55.8%) | 1.8 | 0.97-3.20 | 0.069 |
| Type of tests | 0.416 | ||||
| CT | 41(78.8%) | 197(69.6%) | |||
| MRI | 11(21.2%) | 83(29.3%) | |||
| CT & MRI | 3(1.1%) | ||||
| CM volume (ml) | 150(125–175) | 100(32.5-167.5) | 0.09 | ||
| APACHE II | 17(15–19) | 15.5(13–18) | 0.001 | ||
| Mean Arterial Pressure (mmHg) | 90.5(70.5-110.5) | 86(76–96) | 0.056 | ||
| Hemoglobin (g/dl) | 9.7(7.4-12.0) | 9.4(8.3-10.5) | 0.243 | ||
| Hydration | 28(53.8%) | 135(47.7%) | 1.3 | 0.71-2.31 | 0.452 |
| N-Acetylcystein | 16(30.8%) | 74(26.1%) | 1.3 | 0.66-2.40 | 0.499 |
Data are presented as N (%), median (interquartile range).
OR odds ratio, CI confidence interval, P probability value.
CA-AKI contrast-associated acute kidney injury, CA-NAKI contrast-associated no acute kidney injury, ICU intensive care unit, CM contrast medium, CT computed tomography, MRI magnetic resonance imaging, APACHE II Acute Physiology and Chronic Health Evaluation II.