Table 2 Multivariate analysis of factors associated with asthma control (N = 182)
Variable | Character | Level of asthma control | Crude OR (95% CI) | Adjusted OR (95% CI) | ||
|---|---|---|---|---|---|---|
Controlled | Uncontrolled | p value | ||||
Duration of asthma | <Â 10Â years | 28 (50.9%) | 27 (49.1%) | Â | Â | Â |
10–20 years | 25 (44.6%) | 31 (55.4%) |  |  |  | |
21–30 years | 24 (55.8%) | 19 (44.2%) | 0.035 | 3 (1.08–8.33) | 3 (1.07–8.3) | |
>Â 30Â years | 8 (29.6%) | 19 (70.4%) | Â | Â | Â | |
Use of biomass fuel | Yes | 142 (36.4%) | 42 (63.6%) |  | 1.99 (1.063–3.725) | 1.99 (1.05–3.7) |
No | 58 (53.2%) | 51 (46.8%) | 0.034 | Â | Â | |
Exacerbation in last 12 month | Yes | 33 (42.1%) | 60 (64.5%) | 0.006 | 2.5 (1.4–4.6) | 2.41 (1.28–4.54) |
No | 45 (51.7%) | 37 (41.6%) | Â | Â | Â | |
Incorrect inhalation technique | Yes | 18 (29%) | 44 (71.5%) | 0.008 | 3.05 (1.58–5.9) | 2.5 (1.26–4.98) |
No | 65 (55.6%) | 52 (44.4%) | Â | Â | Â | |
Salbutamol use | Yes | 77 (44.5%) | 96 (55.5%) | 0.096 | 8.7 (1.051–72.4) | 6.2 (0.724–54.87) |
No | 7 (87.5%) | 1 (12.5%) | Â | Â | Â | |