Table 2.

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

	LP ≤6 weeks n = 9	OP ≤6 weeks n = 10	p-value
Age (weeks)	3.4 (1–5)	5.2 (2–6)	0.076
Weight at surgery (g)	3,416 g ± 633	3,833 ± 758	0.25
Hydronephrosis Grade IV	9 (100%)	6 (60%)	0.83
Postnatal nephrostomy	3 (33%)	3 (30%)	0.74
Follow-up (months)	24.1 ± 10.4	69.4 ± 42.7	0.01

Statistically significant p-values are in bold.