Table 2.

Sample Size of Features Reported in Articles Eligible for Systematic Review

Feature	Sample size	No. (%) of patients
Fetuses with lower urinary tract obstruction	17	9 (52.9)
Cesarean section	7	4 (57.1)
Male infant	12	11 (91.7)
Intubated within first 24 h of life	11	6 (54.5)
Survival
1 wk	17	11 (64.7)
1 mo	11	10 (90.9)
Peritoneal dialysis	16	9 (56.2)
Renal transplant	9	4 (44.4)
Lost to follow-up after successful discharge on peritoneal dialysis	9	2 (22.2)
Did not require intubation at time of birth and survived to 1 mo	8	4 (50.0)