Table 4 Binary logistic regression analyses of factors predicting ‘Good Knowledge of Drugs’
| Â | Odds ratio | 95% CI | p value |
|---|---|---|---|
Age | 0.99 | 0.95 – 1.04 | NS |
Female gender (0 = Male) | 1.17 | 0.50 – 2.73 | NS |
Level of Education (0 = No formal education) | |||
  Primary education | 0.82 | 0.62 – 1.12 | NS |
  Secondary education | 1.53 | 1.32 – 1.743 | <0.05 |
  Tertiary education | 2.79 | 1.54 – 4.05 | <0.001 |
Monthly income (0 = No income) | |||
  < Rupees* 15,000 | 0.54 | 0.24 – 0.74 | NS |
  ≥ Rupees 15,000 | 0.93 | 0.83 – 1.03 | NS |
First Language being Tamil (0 = Sinhala) | 0.74 | 0.60 – 0.88 | NS |
Perception of severity of illness (0 = Mild) | |||
  Moderate | 1.23 | 1.13 – 1.34 | <0.05 |
  Severe | 1.70 | 1.27 – 2.21 | <0.01 |
Educated by doctor (0 = No) | 1.69 | 1.40 – 1.98 | <0.05 |
Educated by pharmacist (0 = No) | 0.65 | 0.45 – 0.91 | NS |