Table 4

Univariable and multivariable logistic regression (n=537) for predictors of hospitalisation for pneumonia in children aged 2–59 months in Vientiane, Lao PDR

Predictor	Admission n/N (%)	Unadjusted OR (95% CI)	P value	Adjusted OR (95% CI)	P value
Age
24–59 mo	47/238 (19.7)	ref
12–23 mo	27/189 (14.3)	0.68 (0.41 to 1.14)	<0.001	1.22 (0.63 to 2.35)	<0.001
6–11 mo	28/97 (28.9)	1.73 (1.01 to 2.97)		0.59 (0.32 to 1.07)
2–5 mo	42/70 (60.0)	6.10 (3.43 to 10.83)		3.95 (1.90 to 8.24)
Sex
Female	66/279	ref
Male	78/312	1.08 (0.74 to 1.57)	0.704
Ethnicity
Lao Loum	88/496	ref
Other	56/96	6.57 (4.11 to 10.49)	<0.001	1.87 (0.96 to 3.67)	0.067
Time taken to get to hospital
<1 hour	85/461	ref
≥1 hour	59/129	1.37 (1.06 to 1.78)	0.017	1.06 (0.58 to 1.94)	0.847
Mode of transport to hospital
Private vehicle	97/520	ref
Public transport	44/63	9.97 (5.58 to 17.83)	<0.001	2.60 (1.09 to 6.24)	0.032
No of household members aged <5 years
<2	72/341	ref
≥2	72/249	1.49 (1.02 to 2.18)	0.037	1.14 (0.71 to 1.84)	0.597
Cigarette smokers in household
No	80/382	ref
Yes	62/206	1.66 (1.13 to 2.45)	0.010	1.07 (0.63 to 1.80)	0.807
Household fuel
Non-biofuel	13/114	ref
Biofuel	131/478	1.59 (1.01 to 2.52)	0.047	1.55 (0.77 to 3.11)	0.223
Household drinking water
Piped	34/336	ref
Other	110/255	6.80 (4.41 to 10.48)	<0.001	4.67 (2.75 to 7.95)	<0.001
Household income
Above poverty line*	131/569	ref
Below poverty line*	10/19	1.45 (1.03 to 2.04)	0.031	0.75 (0.18 to 3.18)	0.693
Mother completed primary school
Yes	109/503	ref
No	35/82	2.77 (1.71 to 4.50)	<0.001	0.75 (0.36 to 1.59)	0.460
Ever exclusively breast fed
Yes	134/520	ref
No	8/61	0.43 (0.20 to 0.93)	0.032	0.67 (0.28 to 1.57)	0.351
Previous presentation for current illness
No	74/361	ref
Yes	69/216	0.55 (0.38 to 0.81)	0.002	0.63 (0.39 to 1.02)	0.062
All age-appropriate immunisations received
Yes	116/549	ref
No	28/43	6.91 (3.57 to 13.36)	<0.001	1.47 (0.56 to 3.84)	0.433

*Poverty line less than 250 000 Kip34
Lao PDR, Lao People’s Democratic Republic.