Table 4.

Mortality among pediatric patients with dengue shock syndrome

Variable	N DSS	Mortality among DSS cases
		N	Percent	OR	95% CI	AOR	95% CI
Total	9,392	131	1.39
Sex
Male	5,128	56	1.09	1.0		1.0
Female	4,264	75	1.76	1.62*	1.14–2.30*	1.51*	1.06–2.15*
Age group
< 1	281	8	2.85	0.95	0.45–2.02	1.03	0.48–2.20
1–5	1,944	58	2.98	1.0		1.0
6–10	4,262	46	1.08	0.35*	0.24–0.52*	0.40*	0.27–0.59*
11–15	2,905	19	0.65	0.21*	0.13–0.36*	0.28*	0.16–0.48*
Hospital
HTD	1,773	12	0.68	1.0		1.0
CH1	5,515	104	1.89	2.82*	1.55–5.14*	1.94*	1.04–3.61*
CH2	2,104	15	0.71	1.05	0.49–2.26	0.87	0.40–1.90
Residence†
HCMC	5,608	43	0.77	1.0		1.0
Province	3,677	88	2.39	3.17*	2.20–4.58*	2.10*	1.43–3.10*
Season‡
Dry	2,612	47	1.80	1.0		1.0
Wet	6,780	84	1.24	0.68§	0.48–0.98	0.80	0.55–1.15

HTD = Hospital for Tropical Disease; CH1 = Children's Hospital Number 1; CH2 = Children's Hospital

Number 2; HCMC = Ho Chi Minh City; OR = odds ratio; AOR = adjusted odds ratio (adjusted for sex, age group, hospital, location of admission, year, and season of admission).

^*Values are significant at P < 0.001.

^†Location of residence was missing for 1,651 patients and imputed for multivariate analysis.

^‡Dry season is January to June, and wet season is July to December.

^§Value is significant at P = 0.04.