Table 3

Children who cough in relation to age, passive smoking and a poverty index. Logistic regression. CI=Confidence interval.

Independent variable

Coefficient

P-value

Odds Ratio (95% CI)


Age

0.179

<0.001

Passive smoking

1.278

0.001

3.58 (1.72 to 7.46)

Poverty (categorical 0–3)

0.018


Holtedahl and Hurum BMC International Health and Human Rights 2002 2:2   doi:10.1186/1472-698X-2-2

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