Table 2.

Intraoperative data, postoperative values and procedural outcomes

	Overall (N = 17)	Simple flexible ureteroscopy (N = 10)	Ultrasound-guided flexible ureteroscopy (N = 7)	P Value
Mean operative time (min), mean ± SD	30.8 ± 8.4	25.9 ± 8.7	37.1 ± 10.1	0.004
Searching for the renal cyst time (min), mean ± SD	22.7 ± 5.3	17.6 ± 5.8	26.5 ± 8.4	0.002
Incision of the renal cyst time (min), mean ± SD	10.8 ± 4.7	7.1 ± 4.9	12.1 ± 5.6	0.000
Hospitalization time (days), mean ± SD	3.0 ± 1.2	2.6 ± 1.5	3.4 ± 1.7	0.001
Postoperative complications, n(%)				0.540
Fever	2 (12.5)	1 (10.0)	1 (14.3)
Backache	4 (25.0)	1 (10.0)	3 (42.9)
Sepsis	0 (0)	0 (0)	0 (0)
Follow-up of one year, n(%)				0.949
Disappearance rate of the cyst	12 (70.6)	7 (70.0)	5 (71.4)
Regression rate of the cyst	5 (29.4)	3 (30.0)	2 (28.6)

Continuous variables and categorical variables are expressed as the mean ± standard deviation and n (%), respectively