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Table 3 Refill adherence to oral hypoglycemics: differences between adherent and nonadherent patients

From: Patient risk profiles and practice variation in nonadherence to antidepressants, antihypertensives and oral hypoglycemics

  Bivariate analyses Multilevel logistic analysis (multivariate; 0 = adherent; 1 = nonadherent)
  Nonadherent patients Adherent patients Oddsratioa) 95% CI
Socio-demographic characteristics     
- age in years (mean; SD) 66.6 (13.4) 65.8 (11.9) 1.01 [0.99–1.03]
- % woman 59.2 52.9 1.22 [0.82–1.82]
- % college/university 6.6 8.4 0.85 [0.40–1.82]
- % non-western 9.9 7.1 1.49 [0.76–2.91]
- % private insurance 19.7 23.9 0.75 [0.47–1.22]
- % living together 63.8* 73.5 0.65* [0.43–0.97]
- % with job/study 19.1 17.9 1.68 [0.94–3.00]
Use of medication     
Complex regime     
number of other ATCs (mean;sd) 8.4 (6.0) 7.5 (5.3) 1.04 [0.99–1.08]
Health & morbidity in general practice     
Self-reported health     
% excellent/good 36.2 44.0* 0.75 [0.51–1.11]
Diagnoses for which GP is consulted (% of patients)     
Diabetes (T90) 84.2 88.2 0.69 [0.41–1.17]
Hypertension (K85–K87) 28.9 32.7 0.77 [0.51–1.17]
Other diagnoses in K-chapter (from K70–K99) 21.1 25.8 0.60* [0.37–0.98]
Hypercholesterolemia (T93) 11.2 11.9 0.96 [0.52–1.77]
GP consultation for chronic diseases and overall contact     
Number of other chronic complaints (mean, SD) 0.7 (0.9) 0.7 (1.0) 0.87 [0.70–1.07]
Number of contacts with GP (mean; SD) 12.7 (10.8) 12.3 (9.9) 1.01 [0.98–1.03]
Total (%) 6.9    
Number of patients (N) 152 2,042 2,194
  1. * P < 0.05
  2. a) odds ratio > 1: more likely to be nonadherent; odds ratio < 1: less likely to be nonadherent