Table 1.

Morisky scale: No—0 points, Yes—1 point; total score of 0—high adherence, 1 to 2—medium adherence, 3 to 4—low adherence.

1 Do you ever forget to take your medicine?	Yes or No
2 Are you careless at times about taking your medicine?	Yes or No
3 When you feel better do you sometimes stop taking your medicine?	Yes or No
4 Sometimes if you feel worse when you take the medicine, do you stop taking it?	Yes or No

Adapted from Morisky et al.¹⁸