Table 4.

Predictors of severe ALRTI.

Variable	Odds Ratio	95% CIs	Statistical significance
Prematurity	3.21	0.48–21.7	ns
Low birth weight	0.94	0.25–3.49	ns
Febrile at admission	2.92	1.02–8.41	P = 0.047
Abnormal X-ray findings	3.64	1.49–8.91	P = 0.005
PICU/NICU admission	4.32	1.46–12.80	P = 0.008
O2 supplementation	5.10	1.30–19.93	P = 0.019
Antibiotic use	1.16	0.42–3.20	ns
Corticosteroid use	0.97	0.41–2.28	ns
Antiviral drug use	1.24	0.39–3.99	ns
Length of hospital stay	1.21	1.00–1.46	P = 0.050

ALRTI, acute lower respiratory tract infection; NICU, neonatal intensive care unit; PICU, paediatric intensive care unit; CIs, confidence intervals; not statistically significant