Incidence, characteristics and risk factors of adverse drug reactions in hospitalized children – a prospective observational cohort study of 6,601 admissions

Table 5 Univariate analysis by categorical time invariant risk factor

Covariate		Total patients	Number of patients with ADR^a	Log rank statistic
Covariate		Total patients	Number of patients with ADR^a	( P-value)
Gender	Male	2,602	382	0.900
Gender	Female	2,122	312	0.900
Age	Infant (<1 years)	1,369	78	<0.001
	Pre-school (1 to 5 years)	1,259	155
	School-aged (5 to 11 years)	1,105	231
	Teenage (>11 years)	991	230
Oncology	Yes	106	649	<0.001
	No	4,625	45

^aOnly the first ADR was included in this analysis. ADR adverse drug reaction.

ISSN: 1741-7015