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Stone size > 1 cm, outcomes, stone free rate, complication, retreatment rate
| US (n = 111) | FS (n = 73) | p value | |
|---|---|---|---|
| Stone free rate (%) | 36 (32.4) | 13/ (17.8) | 0.028 |
| Disintegrate rate (%) | 99 (89.2) | 40 (54.8) | < 0.001 |
| Retreatment rate (%) | 24 (21.6) | 39 (53.4) | < 0.001 |
| Complication rate (%) | 3 (2.7) | 3 (4.1) | 0.599 |
