Table III.
Comparisons of renal damage indexes.
| Groups | Preoperative | Postoperative 3 days | Postoperative 1 week | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Creatinine (µmol/l) | Urea nitrogen (mmol/l) | Cystatin C (µg/l) | KIM-1 (ng/l) | Creatinine (µmol/l) | Urea nitrogen (mmol/l) | Cystatin C (µg/l) | KIM-1 (ng/l) | Creatinine (µmol/l) | Urea nitrogen (mmol/l) | Cystatin C (µg/l) | KIM-1 (ng/l) | |
| FURL | 76.4±16.9 | 3.3±0.8 | 465.9±84.7 | 66.4±13.2 | 78.9±15.5 | 3.7±0.5 | 864.5±103.5 | 74.3±16.7 | 71.3±18.2 | 3.4±0.3 | 664.9±121.3 | 63.5±15.9 |
| PCNL | 73.5±17.4 | 3.4±0.6 | 473.4±92.3 | 65.3±14.3 | 77.6±16.3 | 3.6±0.4 | 520.3±89.7 | 95.8±18.8 | 72.2±17.5 | 3.3±0.4 | 486.7±94.7 | 72.9±19.3 |
| t | 0.652 | 0.847 | 0.639 | 0.528 | 0.128 | 0.309 | 6.517 | 6.634 | 0.657 | 0.821 | 6.102 | 6.321 |
| P-value | 0.514 | 0.523 | 0.942 | 0.327 | 0.985 | 0.467 | <0.01 | <0.01 | 0.824 | 0.932 | <0.01 | <0.01 |
FURL, flexible ureteroscope lithotripsy; PCNL, percutaneous nephrolithotomy.