Abnormal physical signs

with criteria

Sensitivity

(%)

Specificity

(%)

Positive

predictive value (%)

Mantoux ≥ 10 mm

ESR ≥ 10 mm/hr

Abnormal CXR

WBC ≥ 10,000

Positive GA

ESR and Mantoux

ESR and WBC

ESR and Positive GA

ESR and CXR

WBC and Positive GA

CXR and WBC

CXR and Positive GA

CXR, Mantoux and ESR

76.6

100

100

60.4

0

88.3

80.2

50

100

30.2

80.2

50

92.2

88.5

32

65.7

72

100

60.3

52

66

48.9

86

68.9

82.9

62.1

92.3

74.2

77.8

80.6

0

83.3

77.4

37.1

76

40.3

79.2

38.9

81.4