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Table 6 Concordance of psychometric measures with pills count

From: Estimates of adherence to treatment of vivax malaria

Scales

Pill count (PC)

Total

Kappa 1

 

Non-adherence

Adherence

C.O 2

n

(%)

n

(%)

(%)

Dichotomous

     

0.683

 

Non-adherence

13

72.2

5

27.8

18

87.9

Adherence

3

6.3

45

93.8

48

Total

16

24.2

50

75.8

66

 

Likert

     

0.936

 

Non-adherence

23

92.0

2

8.0

25

97.1

Adherence

0

-

44

100.0

44

Total

23

33.3

46

66.7

69

 

Likert dichotomized

     

0.839

 

Non-adherence

21

87.5

3

12.5

24

92.7

Adherence

2

4.4

43

95.6

45

Total

23

33.3

46

66.7

69

 

Overall dichotomous

     

0.771

 

Non-adherence

34

81.0

8

19.0

42

90.4

Adherence

5

5.4

88

94.6

93

Total

39

28.9

96

71.1

135

 
  1. 1Values of Kappa according Rosner (2006). 2Concordance observed.