Mini-PCNL (n = 40) | standard-PCNL (n = 40 | P value | |||||
---|---|---|---|---|---|---|---|
Mean/ Count | SD/ % | Mean/ Count | SD/% | ||||
Preoperative parameters Hb (gm/dl) | 13.2 | 1.3 | 13.3 | 1.5 | 0.877 | ||
Serum Creatinine (mg/dl) | 1.09 | .28 | 1.26 | .58 | 0.251 | ||
Blood urea (mg/dl) | 28.6 | 7.2 | 34.5 | 17.7 | 0.172 | ||
Operative time (minutes) | 95.0 | 17.6 | 72.1 | 14.9 | 0.0001 | ||
X-ray exposure time (seconds) | 344.0 | 59.5 | 314.0 | 84.2 | 0.201 | ||
Intra-operative complications | None | 39 | 95.0% | 36 | 90.0% | 0.626 | |
Collecting system perforation (DJ fixation) | 1 | 2.5% | 3 | 7.5% | |||
intraoperative bleeding | 0 | 0.0% | 1 | 2.5% | |||
Post-operative parameters Hb drop (gm/dl) Change in Creatinine(mg/dl) | 0.58 0.0 | 0.64 0.11 | 1.64 0.07 | 0.93 0.24 | 0.0001 0.272 | ||
Postoperative pain (Visual analogue scale of pain) | 5.7 | 0.7 | 7.5 | 1.1 | 0.0001 | ||
Postoperative Need for analgesia | No | 22 | 55.0% | 0 | 0.0% | 0.0001 | |
NSAID | 18 | 45.0% | 14 | 35.0% | |||
Pethidine | 0 | 0.0% | 26 | 65.0% | |||
Hospital stays (days) | 2.05 | 0.9 | 3.4 | 1.1 | 0.0001 | ||
Stone free rate | 32 | 80.0% | 34 | 85.0% | 0.677 |