Table 3

Recursive Jackknifing by Leaving 20% Out: Test Set Classification Accuracy

Trial

Control

%

Correct

CFS

%

Correct

df

F

p


1

35/41

85.36

8/9

88.89

1,14

38.09

0.0000


2

34/38

89.47

5/5

100.00

1,5

20.42

0.0063


3

32/39

82.05

9/10

90.00

1,19

39.66

0.0000


4

36/41

87.80

8/9

88.89

1,11

41.38

0.0000


5

37/41

90.24

5/6

83.33

1,6

9.17

0.0232


6

35/39

89.74

8/10

80.00

1,14

22.51

0.0003


7

33/43

76.74

8/9

88.89

1,14

29.51

0.0001


8

41/47

87.23

7/9

77.78

1,11

29.89

0.0002


9

40/44

90.90

11/14

78.57

1,28

51.75

0.0000


10

36/39

92.31

6/7

85.71

1,10

43.47

0.0001


Mean

87.14

86.21


One-Way Analysis of Variance (F); 2-tailed. Results are number and percent correctly classified of Test Set, df = degrees of freedom, p = probability value

Duffy et al. BMC Neurology 2011 11:82   doi:10.1186/1471-2377-11-82

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