Table 5.
Subgroup analysis for effects of knowledge on self-medication by socio-demographics
| Outcomes | Education | Occupation | ||
|---|---|---|---|---|
| Middle school and lower | High school and higher | Homemaker | Employed | |
| aOR (95% CI) | aOR (95% CI) | aOR (95% CI) | aOR (95% CI) | |
| Higher level of knowledge a |
8.18 (1.70–39.35)** |
1.23 (0.53–2.86) |
3.02 (1.18–7.70)* |
0.67 (0.15–3.04) |
| Correct knowledge of risks of taking OTC medication during pregnancyb |
1.09 (0.28–4.20) |
0.17 (0.07–0.42)*** |
– | – |
OTC over-the-counter, aOR adjusted odds ratio, CI confident interval
p value * < 0.05; ** < 0.01; *** < 0.001
aKnowledge was categorized into two levels: higher and lower. Results were adjusted for socio-demographic variables (such as age, gestational age, self-rated health status, education, occupation, household income, and residence) excluding variables treated as the effect modifier
bKnowledge was categorized into two levels: correct and incorrect answer. Results were adjusted for socio-demographic variables (such as age, gestational age, occupation, self-rated health status, household income, and residence)