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Table 6 Validation characteristics of verbal autopsy procedures for 20 leading causes of hospital deaths in the study sample, Thailand, 2005

From: Cause-of-death ascertainment for deaths that occur outside hospitals in Thailand: application of verbal autopsy methods

Cause of death

Medical record (MR) diagnoses

Verbal autopsy (VA) diagnoses

Validation scores for VA

   

Sensitivity

PPV

CSMF change in VA (%)*

Cerebrovascular diseases

269

285

69.1

65.3

6.5

Diabetes mellitus

158

224

63.9

45.1

41.8

Ischemic heart disease

203

199

49.8

50.8

-1.9

Transport accidents

185

199

97.8

91.0

7.6

Chronic lower respiratory diseases

143

147

61.5

59.9

2.9

HIV/AIDS

191

123

60.7

94.3

-35.6

Lung cancer

84

99

79.8

67.7

17.9

Diseases of the liver

112

93

44.6

53.8

-17.1

Malignant neoplasm of liver

65

88

78.5

58.0

35.3

Other genitourinary diseases

107

86

30.8

38.4

-18.8

Other heart diseases

64

65

15.6

15.4

0.0

Pneumonia

85

61

21.2

29.5

-28.2

Hypertensive diseases

58

54

12.1

13.0

-6.6

Respiratory tuberculosis

31

46

32.3

21.7

48.8

Colorectal cancer

33

45

84.8

62.2

36.4

Falls

35

39

60.0

53.8

11.7

Assault

33

38

90.9

78.9

15.5

Remainder of malignant neoplasms

37

34

27.0

29.4

-8.3

Other digestive disorders

53

34

20.8

32.4

-36.1

All other external causes

30

34

50.0

44.1

16.7

All other causes

582

565

   

Total deaths

2558

2558

   
  1. *indicates the change in cause-specific mortality fractions (CSMF) from VA:
  2. + ve change indicates over diagnosis by VA;
  3. - ve change indicates under diagnosis by VA