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Table 3 Reduced model of logistic regression showing factors associated with current wheezing

From: Multiple overlapping risk factors for childhood wheeze among children in Benin

Predictors

Current wheezing

Univariate analysis

Multivariate analysis

Crude Odds Ratio

95% CI

p value

Adjusteda Odds Ratio

95% CI

p value

Socio-demographics

 Body mass index (kg/m2)

  Normal (18–25)

Ref.

  

Ref.

  

  Overweight (25–30)

9.5

2.4–38.1

0.002

9.7

1.7–55.9

0.011

  Obesity (> 30)

1

  

1

-

-

STH infection

 Ascaris

  No

Ref.

  

Ref.

  

  Yes

7.1

2.9–17.7

0.001

4.3

1.5–12.0

0.006

Household air pollution

 Exposure to cooking fuels

  Type of cookstove

  

0.001

   

  Enclosed only

Ref.

  

Ref.

  

  Open only

5.1

1.7–14.6

0.003

3.9

1.3–11.5

0.014

  Mixed: open or enclosed

3.9

1.2–12.6

0.02

2.9

0.9–9.6

0.088

Material for fire lighting

 Palm cakes

  No

Ref.

  

Ref.

  

  Yes

4.0

1.4–11.3

0.009

3.4

1.1–9.9

0.028

Variables associated with allergies

 Presence of animals (dogs, cats, rodents)

  No

Ref.

  

Ref.

  

  Yes

3.9

1.7–9.0

0.001

2.5

1.1–6.0

0.034

  1. aAdjusted on sex, wealth index, type of cooking fuel, exposure time to combustion smoke, cooking location, fire lighting with kerosen, outdoor air pollution (distance from house to road traffic), diet, stoarge of foodstuff (cereals, tubers, nuts) or volatiles/toxic substances (insecticides, oil, gas oil, rat poison) in room, nature of housing materials,