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Table 6 Mean (95% CI)% correct in respective subspecialties for each elective exposure

From: Impact of subspecialty elective exposures on outcomes on the American board of internal medicine certification examination

Exposure

 

Not exposed

Exposed

p

Cardiology

n

18

113

 
 

Mean

79.6

80.2

0.81

 

(95% CI)

(74.9-84.2)

(78.3-81.9)

 

Endocrinology

n

43

88

 
 

Mean

77.7

79.2

0.48

 

(95% CI)

(74.6-80.8)

(76.7-81.6)

 

Gastroenterology

n

49

82

 
 

Mean

76.9

79.3

0.20

 

(95% CI)

(73.9-80.0)

(77.2-81.4)

 

Hematology

n

66

65

 
 

Mean

81.4

81.0

0.87

 

(95% CI)

(78.2-84.5)

(77.8-84.2)

 

Infectious Diseases

n

20

111

 

Mean

80.9

80.4

0.81

 

(95% CI)

(75.7-86.2)

(78.5-82.3)

 

Oncology

n

62

69

 
 

Mean

72.6

76.0

0.11

 

(95% CI)

(69.4-75.7)

(73.1-78.9)

 

Nephrology

n

54

74

 
 

Mean

83.3

83.6

0.87

 

(95% CI)

(79.9-86.7)

(80.9-86.4)

 

Pulmonary

n

38

93

 
 

Mean

73.2

78.8

0.0092

 

(95% CI)

(69.8-76.7)

(76.5-81.1)

 

Rheumatology

n

42

89

 
 

Mean

80.48

80.64

0.93

 

(95% CI)

(77.6-83.4)

(78.4-82.9)

 

Primary Care

n

101

30

 
 

Mean

75.3

77.5

0.21

 

(95% CI)

(73.6-76.9)

(74.1-80.9)

 
  1. P-value calculated using two-tailed unpaired t-testP-value calculated using two-tailed unpaired t-test.