Table 3 Adjusted odds ratios (ORs) for choosing a generic over-the-counter (OTC) analgesic (n = 145) over an original brand (n = 64), in relation to sex, age, educational level, frequency of OTC analgesic use and experience with generic substitution of prescription drugs
Choosing a generic over-the counter (OTC) analgesic over an original brand | ||||
|---|---|---|---|---|
n | % | OR | 95% CI | |
Sex | ||||
Female | 104 | 75.4 | 1.0 | |
Male | 41 | 57.7 | 0.5 | 0.26–0.94 |
Age group | ||||
18–39 years | 73 | 68.9 | 1.0 | |
40–59 years | 43 | 71.7 | 1.0 | 0.46–1.99 |
≥ 60 years | 29 | 67.4 | 0.8 | 0.34–1.78 |
Educational level | ||||
Lower | 76 | 65.5 | 1.0 | |
Higher | 69 | 74.2 | 1.4 | 0.75–2.64 |
Frequency of OTC analgesic use | ||||
At least weekly | 28 | 73.7 | 1.0 | |
Less than weekly | 117 | 68.4 | 0.6 | 0.27–1.42 |
Been offered generic substitution of prescription drugs | ||||
No | 45 | 59.2 | 1.0 | |
Yes | 100 | 75.2 | 2.0 | 1.03–3.87 |