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Table 3 Results of logistic regression analysis for factors associated with medication adherence among adult hypertensive patients on treatment at Jimma University Specialized Hospital from March 4, 2015 to April 3, 2015

From: Antihypertensive medication adherence and associated factors among adult hypertensive patients at Jimma University Specialized Hospital, southwest Ethiopia

Variables Medication adherence COR (95% CI), p-value AOR (95% CI), p-value
Non adherent (%) Adherent (%)
Number of anti-HTN medications
 1 medication 24 (22.4) 83 (77.6) (1) (1)
 ≥ 2 medications 84 (48.6) 89 (51.4) 0.306 (0.178–0.527), p < 0.001* 0.32 (0.144–0.712*), p < 0.005*
Alcohol intake
 Yes 46 (95.8) 2 (4.2) 0.016 (0.004–0.067), p < 0.001* 0.011 (0.002–0.079), p < 0.001*
 No (1) 62 (26.7) 170 (73.3) (1) (1)
Presence of co-morbidities
 Yes 92 (56.1) 72 (43.9) 0.125 (0.068–0.231), p < 0.001* 0.083 (0.033–0.207), p < 0.001*
 No (1) 16 (13.8) 100 (86.1) (1) (1)
Obtaining of anti-HTN medications
 Paid 106 (56.1) 83 (43.9) 0.018 (0.004–0.074), p < 0.001* 0.020 (0.003–0.117), p < 0.001*
 Free (1) 2 (2.2) 89 (97.8)   (1)
  1. AOR adjusted odds ratio, CI confidence interval, COR crude odds ratio, DM diabetes mellitus, HHD hypertensive heart disease, (1) reference category, HTN hypertension
  2. * Statistically significant at p < 0.05