Table 4—

Two-level logistic regression model of antibiotic prescribing (2,519 patients nested within 123 clinicians)

Patient informationOR (95% CI)p-value
Age decades1.18 (1.09–1.27)<0.001
Diabetes comorbidity1.37 (0.82–2.28)0.23
Heart comorbidity0.89 (0.59–1.34)0.57
Respiratory comorbidity1.33 (0.97–1.81)0.07
Smoking status
 Nonsmoker1 (reference category)
 Current smoker1.44 (1.12–1.86)<0.01
 Ex-smoker1.18 (0.9–1.53)0.23
Days waited before presenting1.02 (1–1.04)0.02