Table 2. Comparison of operative outcome of USGA-PCNL vs. FGA-PCNL.
| Variable | USGA-PCNL (n=72) | FGA-PCNL (n=112) | p-value |
|---|---|---|---|
| Site of puncture | |||
| Upper pole | 4 (5.6) | 4 (3.6) | 0.027 |
| Mid pole | 6 (8.3) | 3 (2.7) | |
| Lower pole | 59 (81.9) | 105 (93.8) | |
| Multiple | 3 (4.2) | 0 (0) | |
| Duration of surgery (min) | 169±62.6 | 169±60.7 | 0.997 |
| Size of Jacques catheter used (French) | 17.6±4.2 | 22.0±3.4 | 0.053 |
| Type of ureteric stenting | |||
| None | 2 (2.8) | 4 (3.6) | 0.559 |
| Pollack | 25 (34.7) | 47 (42.0) | |
| DJ stent | 45 (62.5) | 61 (54.5) |
Values are presented as number (%) or mean±standard deviation.
USGA-PCNL, ultrasound-guided access percutaneous nephrolithotomy; FGA-PCNL, fluoroscopy-guided access percutaneous nephrolithotomy; DJ, double J.