Table 2 Outcomes of Intraoperative and postoperative patient data in different groups

Mean operative time (minutes)

49.2 ± 5.84

31.73 ± 3.19

22.40 ± 1.14

0.998

Stone-free rate (%)

100%

72.7%

100%

0.954

Mean postoperative serum creatinine (mg/dl)

0.93 ± 0.188

0.78 ± 0.13

0.8 ± 0.158

0.872

Mean postoperative hospitalization (day)

2.4 ± 0.516

2.73 ± 1.009

1.60 ± 0.548

0.978

Postoperative complication Clavien–Dindo-G1

70%

72.7%

100%

0.993

Postoperative Clavien–Dindo complication-G2(fever)

30%

27.3%

0%

0.422

Mean gestational age (weeks)

29.20 ± 5.22

26.73 ± 7.68

30.40 ± 5.32

0.997

Postoperative analgesia

1 (10%)

2 (18.18%)

1 (20%)

0.043