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Table 1 Correlational matrix of factors of TPB, optimistic bias, and present bias for medication adherence (N = 357)

From: Verification of a theory of planned behavior model of medication adherence in Korean adults: focused on moderating effects of optimistic or present bias

Variables

1

2

3

4

5

6

7

1. Attitude

       

2. Subjective norm

0.56***

      

3. Perceived Behavioral Control

0.52***

0.52***

     

4. Behavioral Intention

0.67***

0.54***

0.74***

    

5. Medication Adherence

0.34***

0.18***

0.35***

0.34***

   

6. Optimistic Bias

−0.27***

−0.12*

− 0.24***

−0.28***

− 0.04

 

.

7. Present Bias

0.02

0.05

−0.06

0.02

−0.19***

0.13*

 

Mean Standard Deviation

21.23 (4.06)

20.12 (4.17)

21.65 (4.16)

22.00 (4.14)

14.79 (4.56)

15.08 (6.66)

27.08 (5.95)

Skewedness

−0.44

−0.25

− 0.53

−0.56

0.20

0.65

−0.21

Kurtosis

0.29

−0.26

0.22

0.53

−0.26

0.11

0.04

  1. * p < 0.05, **p < 0.01, ***p < 0.001