Table 5 Multivariate analysis for the presence of at least one phlegm-related symptom
Variable in model | Number of subjects (n = 401) | Odds Ratio | 95% CI | P value | |
|---|---|---|---|---|---|
Presence of symptoms (n = 170) | Absence of symptoms (n = 231) | ||||
Age | 1.03 | 0.10–1.05 | 0.045* | ||
Civil status | |||||
Single (Reference level) | 23 | 35 | |||
Married | 140 | 176 | 0.98 | 0.52–1.86 | 0.947 |
Divorced | 03 | 10 | 0.33 | 0.07–1.46 | 0.143 |
Widowed | 04 | 10 | 0.37 | 0.09–1.33 | 0.155 |
Employability | |||||
Unemployed (Reference level) | 95 | 137 | |||
Employed | 75 | 94 | 1.34 | 0.87–2.06 | 0.182 |
Type of cooking fuela | |||||
Firewood only(Reference level) | 40 | 53 | |||
LPG only | 34 | 79 | 0.62 | 0.34–1.12 | 0.112 |
Firewood plus LPG | 87 | 91 | 1.23 | 0.73–2.08 | 0.434 |
Firewood plus kerosene | 09 | 08 | 1.77 | 0.60–5.24 | 0.306 |
Having kitchen windows | |||||
Yes (Reference level) | 158 | 202 | |||
No | 12 | 29 | 0.41 | 0.18–0.92 | 0.031* |
Keep the kitchen windows open while cooking | |||||
Yes (Reference level) | 107 | 159 | |||
No | 63 | 72 | 1.88 | 1.15–3.08 | 0.012* |