Table 1.

Patient demographics (main cohort age of 0–6 months); the LP group comprised patients receiving laparoscopic pyeloplasty, and the OP group comprised patients receiving open pyeloplasty.

	LP group n = 49	OP group n = 42	p-value
Age (weeks)	11.4 (1–25.4)	13.8 (0.5–25.9)	0.31
Weight at surgery (g)	5,791 ± 1,686	5,425 ± 1,771	0.32
Hydronephrosis Grade IV	26 (53%)	20 (48%)	0.97
Postnatal nephrostomy	6 (12%)	8 (19%)	0.99
Follow-up (months)	27 ± 22.5	45.4 ± 45	0.025

Statistically significant p-values are in bold.