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Table 6 Multivariate analysis for the presence of at least one wheezing-related symptom

From: Impact of solid fuel usage on respiratory symptoms among reproductive aged women: a cross-sectional study in Sri Lanka

Variable in model

Number of subjects (n = 402)

Odds Ratio

95% CI

P value

Presence of symptoms

(n = 117)

Absence of symptoms

(n = 285)

Family type

 Nuclear (Reference level)

88

202

   

 Extended

29

83

0.66

0.39–1.11

0.120

Type of cooking fuela

 Firewood only (Reference level)

37

56

   

 LPG only

28

85

0.47

0.26–0.87

0.016*

 Firewood plus LPG

43

136

0.49

0.28–0.85

0.012*

 Firewood plus kerosene

09

08

1.47

0.50–4.35

0.484

Having kitchen windows

 Yes

101

259

   

 No (Reference level)

16

26

1.54

0.77–3.08

0.226

Exposure to second-hand tobacco smoking

 Yes (Reference level)

58

86

   

 No

59

199

0.42

0.26–0.68

 < 0.001*

Exposure mosquito coil smoke at night

 Yes (Reference level)

25

64

   

 No

92

221

1.63

0.91–2.90

0.101

  1. Abbreviations: CI confidence interval, LPG liquid petroleum gas
  2. aKerosene only category was excluded from the analysis as there was only one subject in that particular category
  3. *p < 0.05