Test of association between predictive variables with the level of adherence
| Variables | Level of adherence | OR (95%, CI) | |||
| Non-adherent (n) | Adherent (n) | COR | AOR | P value | |
| Diabetes-specific MRCI | |||||
| Low diabetes MRCI | 14 | 72 | 7.40 (3.44 to 15.94) | 6.569 (2.628 to 16.420) | <0.001 |
| Moderate diabetes MRCI | 31 | 97 | 4.50 (2.35 to 8.64) | 4.648 (2.097 to 10.300) | <0.001 |
| High diabetes MRCI | 36 | 25 | 1 | 1 | – |
| Patient-level MRCI | |||||
| Low total MRCI | 7 | 45 | 6.42 (2.64 to 15.64) | 4.342 (1.020 to 18.479) | 0.047 |
| Moderate total MRCI | 25 | 100 | 4.00 (2.21 to 7.22) | 3.351 (1.351 to 8.115) | 0.009 |
| High total MRCI | 49 | 49 | 1 | 1 | – |
| Other variables | |||||
| Sex | |||||
| Male | 43 | 86 | 1 | ||
| Female | 38 | 108 | 0.704 (0.418 to 1.184) | ||
| Age (years) | |||||
| <64 | 72 | 167 | 1 | ||
| ≥64 | 9 | 27 | 0.773 (0.346 to 1.727) | ||
| Residency | |||||
| Urban | 53 | 131 | 1 | ||
| Rural | 28 | 63 | 1.099 (0.635 to 1.900) | ||
| Educational status | |||||
| Unable to read and write | 41 | 87 | 0.172 (0.047 to 0.628) | 0.856 (0.168 to 4.362) | 0.494 |
| Able to read and write | 14 | 39 | 0.936 (0.364 to 2.407) | 1.046 (0.341 to 3.213) | 0.934 |
| Primary education | 10 | 5 | 0.72 (0.326 to 1.643) | 1.874 (0.637 to 5.518) | 0.254 |
| Secondary education | 6 | 35 | 2.011 (0.653 to 6.199) | 2.632 (0.731 to 9.497) | 0.139 |
| Higher education | 10 | 29 | 1 | 1 | – |
| Employment status | |||||
| Government employed | 12 | 49 | 1.885 (0.851 to 4.174) | ||
| Merchant | 12 | 31 | 1192(0.523 to 2.716) | ||
| Farmer | 28 | 47 | 0.775 (0.395 to 1.518) | ||
| Non-governmental organization employed | 5 | 15 | 1.385 (0.451 to 4.251) | ||
| Unemployed | 24 | 52 | 1 | ||
| Monthly income in ETB | |||||
| <1500 | 13 | 57 | 1.754 (0.840 to 3.662) | 1.924 (0.737 to 5.022) | 0.181 |
| 1500–2500 | 38 | 62 | 0.653 (0.364 to 1.172) | 0.790 (0.348 to 1.798) | 0.574 |
| ≥2500 | 30 | 75 | 1 | 1 | – |
| Do you have insurance? | |||||
| Yes | 31 | 62 | 1 | 1 | – |
| No | 50 | 132 | 0.758 (0.441 to 1.300) | 0.592 (0.232 to 1.512) | 0.74 |
| Ever had diabetic education | |||||
| Yes | 69 | 151 | 1 | 1 | – |
| No | 12 | 43 | 0.611 (0.303 to 1.230) | 0.540 (0.231 to 1.263) | 0.155 |
| Distance from the hospital | |||||
| <100 km | 54 | 153 | 1.866 (1.048 to 3.320) | 2.039 (0.801 to 5.187) | 0.013 |
| >100 km | 27 | 41 | 1 | 1 | – |
| Duration since starting DM treatment | |||||
| <10 years | 57 | 168 | 2.721 (1.448 to 5.113) | 2.619 (1.208 to 5.682) | 0.015 |
| ≥10 years | 24 | 26 | 1 | 1 | |
| Comorbidity | |||||
| Present | 44 | 72 | 0.496 (0.293 to 0.839) | 0.678 (0.436 to 0.860) | 0.012 |
| Absent | 37 | 122 | 1 | 1 | – |
Bold indicates p-value of less than 0.05
AOR, adjusted OR;COR, crude OR; ETB, Ethiopian Birr; MRCI, Medication Regimen Complexity Index.