Pneumonia among under-five children in Alexandria, Egypt: a case-control study

Journal of the Egyptian Public Health Association

Table 3 Risk factors independently associated with pneumonia among under-five children (Results of logistic regression)

Variables	Adjusted OR	95% CI	B	S.E.	P
Age ≤ 12 months	1.925	1.356–2.733	.655	.179	< 0.001*
Male gender	1.646	1.162–2.332	.499	.178	0.005*
Birth order ≥ 4	2.154	1.282–3.617	.767	.265	0.004*
Low birth weight < 2500 gm	2.562	1.718–3.821	.941	.204	< 0.001*
Prematurity	2.019	1.154–3.531	.703	.285	0.014*
Place of delivery:
At home At a public hospital	5.669 1.616	1.063–30.237 1.131–2.310	1.735 .480	.854 .182	0.042* 0.008*
Presence of concomitant illness	1.902	1.043–3.469	.643	.307	0.036*
Poor home aeration	3.586	1.971–6.522	1.277	.305	< 0.001*
Exposure to outdoor air pollution	2.403	1.417–4.076	.877	.270	0.001*

OR odds ratio, CI confidence interval, B beta coefficient, S.E. standard error
*Statistically significant at P ≤ 0.05