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Table 4 Standardized complication rates by surgical approach

From: Fewer complications after laparoscopic nephrectomy as compared to the open procedure with the modified Clavien classification system - a retrospective analysis from Southern China

 

Radical nephrectomy

Partial nephrectomy

 

LRN

ORN

 

LPN

OPN

 

Total number

88

526

 

42

187

 
 

n

%

n

%

P

n

%

n

%

P

Non-complication

71

80.68

368

69.96

0.039a

27

64.29

119

63.64

0.973

Low grade

16

18.18

143

27.19

0.074

15

35.71

61

32.62

0.700

 Grade I

10

11.36

50

9.51

0.587

4

9.52

20

10.70

1.000*

 Grade II

6

6.82

93

17.68

0.010b

11

26.19

41

21.93

0.551

High grade

1

1.14

15

2.85

0.714*

0

0.00

7

3.74

0.355*

 Grade IIIa

0

0.00

6

1.14

0.601*

0

0.00

6

3.21

0.596*

 Grade IIIb

0

0.00

0

0.00

NA

0

0.00

1

0.53

1.000*

 Grade IVa

1

1.14

7

1.33

1.000*

0

0.00

0

0.00

NA

 Grade IVb

0

0.00

0

0.00

NA

0

0.00

0

0.00

NA

 Grade V

0

0.00

2

0.38

1.000*

0

0.00

0

0.00

NA

  1. *Fisher’s exact test. aOdds ratio = 0.867, 95% CI 0.772 to 0.974; bodds ratio = 2.593, 95% CI 1.172 to 5.737. LPN, laparoscopic partial nephrectomy; LRN, laparoscopic radical nephrectomy; NA, not applicable; OPN, open partial nephrectomy; ORN, open radical nephrectomy.