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Table 5 Concurrent validation between pill count and psychometric measures in several scales

From: Estimates of adherence to treatment of vivax malaria

Measure of adherence to treatment

Dichotomous

Likert

Likert dichotomized

Overall dichotomous

Dichotomous (n = 66)

-

-

-

-

Likert (n = 69)

−0.01

-

-

-

Likert dichotomized (n = 69)

−0.09

0.90*

-

-

Overall dichotomous (n = 135)

−0.10

0.43*

0.47*

-

Pill count (n = 135)

0.69*

0.94*

0.84*

0.77*

  1. *Statistically significant.