Table 2.

Operation outcomes

No. lithotripsy procedures	1
Operation time (min)	56.4 ± 18.5
Hospital stay (days)	3.7 ± 1.4
Success rate of FURS	97.2% (105/108)
Lithotripsy success rate	97.1% (101/105)
Lower calyceal	91.4% (32/35)
Middle-upper calyceal and pelvis	98.6% (69/70)
SFR 4th week postoperative	88.6% (93/105)
Lower calyceal	77.1% (27/35)
Middle-upper calyx and pelvis	94.3% (66/70)
SFR 8th week postoperative	94.3% (99/105)
Lower calyceal	85.7% (30/35)
Middle-upper calyceal and pelvis	98.6% (69/70)

FURS: flexible ureteroscopy; SFR: stone-free rate.