Variables Frequency n Adequate knowledge n Inadequate knowledge n P value Better adherence n Poor Adherence n P value Age       0.127     0.127 40-50 yrs. 27 17 10   17 10   51-60 yrs. 36 12 24   12 24   61-70 yrs. 29 13 16   14 15   >70 yrs. 8 3 5   3 5                   Gender       0.161     0.385 Male 54 28 26   27 27   Female 46 17 29   19 27                   Education       <0.001     <0.001 No formal 12 3 9   4 8   Primary 26 3 23   3 23   Secondary 57 34 23   36 21   Graduation 4 4 0   3 1   Post-graduation 1 1 0   0 1

Table 1: Correlation between demographic variables with diabetes knowledge and adherence to drug therapy (*p<0.01 difference statistically significant, **P<0.001 difference statistically highly significant). n=number of patients.