Table 1 Comparison of preoperative, intraoperative and postoperative data between the two groups

Number

100

58

Age (year)

1.64 ± 1.37

1.87 ± 1.65

0.562

Weight (kg)

11.56 ± 2.34

13.59 ± 2.53

0.642

Size of cryptorchid testis (cm)

0.78 ± 0.22

0.76 ± 0.26

0.886

Unilateral/Bilateral

78/22

43/15

Side of cryptorchidism

 Low inguinal testes

54

32

0.887

 High inguinal testes

46

26

 Patent processus vaginalis

20

9

0.483

Operative time (min)

 Low inguinal testes

26.34 ± 6.12

38.73 ± 8.84

0.033

 High inguinal testes

51.83 ± 11.65

49.69 ± 10.36

0.658

 Postoperative hospital stay time (d)

1.38 ± 0.61

1.45 ± 0.63

0.921

 Hospital costs (1000 RMB)

7.22 ± 1.51

6.94 ± 1.45

0.662