Skip to main content

Table 2 Operation Outcomes

From: Supra-costal tubeless percutaneous nephrolithotomy is not associated with increased complication rate: a prospective study of safety and efficacy of supra-costal versus sub-costal access

 

Supra-costal(n = 56)

Subcostal(n = 30)

Total(n = 86)

 

No. (%)

No. (%)

No. (%)

P value

Puncture calyx

 Lower

1 (2)

3 (10)

4 (5)

0.2195

 Middle

31 (55)

16 (53)

47 (55)

 Upper

24 (43)

11 (37)

35 (41)

 Op time(mins)a

100.71 ± 23.46

110 ± 27.38

  

 LOS (days)a

4.03 ± 2.33

4 ± 0.94

  

 Pethidine(mg) requireda

25.76 ± 42.02

33.92 ± 56.60

  

 HCT change (%)a

3.53 ± 2.36

3.36 ± 2.40

  

Stone-free (post op)

 No

23 (41)

15 (50)

38 (44)

0.4274

 Yes

33 (59)

15 (50)

48 (56)

Stone-free (3 months)

 No

6 (11)

3 (10)

9 (10)

0.9179

 Yes

50 (89)

27 (90)

77 (90)

 Ancillary procedures

23 (41)

15 (50)

  

Complications

 No

55 (98)

26 (87)

81 (94)

0.0292

 Yes

1 (2)

4 (13)

5 (6)

  1. 1. Chi-square test
  2. 2. aPool t-test