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Table 5 Mean (95% CI) subspecialty% of questions answered correctly, broken down by number of elective exposures in subspecialty of interest

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

Exposure

 

0

1-2

≥3

p

Cardiology

n

18

39

74

 
 

Mean (%)

79.6

78.5

81.0

0.41

 

(95% CI)

(74.9-84.2)

(75.5-81.6)

(78.8-83.3)

 

Endocrinology

n

43

74

14

 
 

Mean (%)

77.7

78.3

83.6

0.19

 

(95% CI)

(74.6-80.8)

(75.5-81.1)

(80.5-86.8)

 

Gastroenterology

n

49

63

19

 
 

Mean (%)

76.9

78.4

82.1

0.17

 

(95% CI)

(73.8-80.0)

(76.1-80.8)

(77.2-86.9)

 

Hematology

n

66

63

2

 
 

Mean (%)

81.4

80.7

91.5

0.49

 

(95% CI)

(78.2-84.5)

(77.4-83.9)

(NA)

 

Infectious Diseases

n

20

64

47

 

Mean (%)

80.9

79.3

81.8

0.45

 

(95% CI)

(75.7-86.2)

(76.8-81.8)

(78.8-84.7)

 

Oncology

n

62

68

1

 
 

Mean (%)

72.6

75.9

86.0

NA

 

(95% CI)

(69.4-75.7)

(72.9-78.8)

(NA)

 

Nephrology

n

54

71

6

 
 

Mean (%)

83.3

84.3

75.8

0.27

 

(95% CI)

(76.9-86.7)

(81.6-86.9)

(54.9-96.8)

 

Pulmonary

n

38

79

14

 
 

Mean (%)

73.2

78.6

79.7

0.03

 

(95% CI)

(69.8-76.7)

(76.1-81.1)

(73.9-85.5)

 

Rheumatology

n

42

82

7

 
 

Mean (%)

80.5

80.2

86

0.35

 

(95% CI)

(77.6-83.4)

(77.8-82.6)

(80.3-91.7)

 

Primary Care

n

101

26

4

 
 

Mean (%)

75.3

78.0

74.5

0.35

 

(95% CI)

(73.7-76.9)

(74.3-81.6)

(56.8-92.2)

 
  1. p-values calculated using 1-way ANOVA.