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Table 2 Characteristics of CABG malpractice claims with patient death in the different levels of hospitals (Created by the authors)

From: A 9-year analysis of medical malpractice litigations in coronary artery bypass grafting in China

Variables

Level of hospital

 

National

Provincial

Municipal

Test name

Statistics

p

Gender (N,%)

Male

18(66.67)

24(85.71)

22(78.57)

CMH test

0.890

0.641

Female

9(33.33)

4(14.29)

6(21.43)

   

Total

17(100.00)

33(100.00)

30(100.00)

   

Age

N(Missing)

17(0)

33(0)

30(0)

Rank sum test

H = 0.37

0.832

Median

62.0

62.0

63.0

  

Q1, Q3

60.0, 69.0

60.0, 68.0

60.0, 67.8

   

Min, Max

53.0, 81.0

46.0, 79.0

33.0, 77.0

   

Preoperative hospitalization days

N(Missing)

17(0)

33(0)

30(1)

Rank sum test

H = 2.29

0.317

Median

8.0

11.0

14.0

  

Q1, Q3

6.0, 13.0

7.0, 16.0

6.0, 19.0

   

Min, Max

3.0, 30.0

1.0, 45.0

3.0, 31.0

   

Length of stay (days)

N(Missing)

17(0)

33(0)

30(0)

Rank sum test

H = 0.44

0.805

Median

21.0

20.0

21.5

  

Q1, Q3

16.0, 36.0

10.0, 36.0

10.3, 32.8

   

Min, Max

5.0, 113.0

2.0, 129.0

3.0, 51.0

   

Postoperative death days

N(Missing)

17(0)

33(0)

30(0)

Rank sum test

H = 6.12

0.047*

Median

15.0

9.0

5.0

  

Q1, Q3

5.0, 27.0

2.0, 26.5

1.0, 16.5

   

Min, Max

2.0, 429.0

0.0, 196.0

0.0, 731.0

   

Responsibility proportion for medical malpractice (%)

N(Missing)

17(0)

33(0)

30(0)

Rank sum test

H = 4.77

0.092

Median

30.0

30.0

40.0

  

Q1, Q3

20.0, 40.0

20.0, 40.0

30.0, 50.0

   

Min, Max

10.0, 60.0

0.0, 63.0

0.0, 70.0

   
  1. *represents that the p value < 0.05