Table 3.

Multiple regression models for HAZ, WAZ, and BMIZ.

Variable	R 2	Effect	β stand	SE β stand	95% CI		p
HAZ	0.010	Washing hands after toilet	0.05	0.02	0.00	0.07	0.0203
WAZ	0.017	Male sex	0.09	0.02	0.05	0.12	<0.0001
		Living in the old town district	-0.05	0.02	-0.09	-0.02	0.0039
		Using collective catering facilities	-0.08	0.02	-0.11	-0.04	<0.0001
		Helicobacter pylori infection	-0.04	0.02	-0.08	-0.04	0.0269
BMIZ	0.025	Male sex	0.12	0.02	0.08	0.15	<0.0001
		Consumption of unboiled water	0.06	0.02	0.02	0.09	0.0009
		Using collective catering facilities	-0.09	0.02	-0.12	-0.05	<0.0001
		Helicobacter pylori infection	-0.04	0.02	0.07	0.00	0.0265