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

From: Clinical effect of minimally invasive surgery for inguinal cryptorchidism

Item Minimally invasive surgery group Traditional surgery group P value
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
  1. The hospital costs refers to all expenses during hospitalization