Table 1.
Patient demographic characteristics and preoperative renal function test.
| NSAID PCA (n = 247) | Opioid PCA (n = 247) | p-Value | |
|---|---|---|---|
| Age (Year) | 53.6 ± 13.1 | 53.9 ± 12.5 | 0.762 |
| Sex: Male | 165 (66.8%) | 168 (68%) | 0.773 |
| Height (cm) | 165.8 ± 9.7 | 165.4 ± 8.8 | 0.584 |
| Weight (kg) | 69.2 ± 13.6 | 68.7 ± 12.2 | 0.652 |
| BUN/Creatinine Ratio | 18.1 ± 5.8 | 17.2 ± 5.0 | 0.116 |
| Creatinine (mg/dL) | 0.83 ± 0.2 | 0.84 ± 0.2 | 0.744 |
| GFR (ml/min/1.73 m2) | 94.8 ± 13.8 | 94.6 ± 14.9 | 0.828 |
| Anemia | 56 (22.7%) | 50 (20.2%) | 0.511 |
| Smoking | 126 (51%) | 112 (45.3%) | 0.207 |
| Hypertension | 81 (32.8%) | 93 (37.7%) | 0.258 |
| Diabetes | 18 (7.3%) | 14 (5.7%) | 0.465 |
| CKD | 0 (0%) | 2 (0.8%) | 0.156 |
| CAD | 6 (2.4%) | 3 (1.2%) | 0.313 |
| Preoperative NSAIDs Use | 14 (5.7%) | 13 (5.3%) | 0.843 |
| Preoperative Opioids Use | 12 (4.9%) | 11 (4.5%) | 0.831 |
NSAID, non-steroidal anti-inflammatory drug; PCA, patient-controlled analgesia; BUN, blood urea nitrogen; GFR, glomerular filtration rate; CKD, chronic kidney disease; CAD, coronary artery disease. Data are presented as mean ± SD or number (%).