Table 5.

Relationship between recent flu-like symptoms and reported hand washing frequency.

Daily hand washing frequency	Males			Females
	Flu-like symptoms*	OR†	95%CI	Flu-like symptoms	OR†	95%CI
#4	25.6%	1	-	42.5%	1	-
5-7	21.2%	0.78	0.50-1.23	48.0%	1.30	0.68-2.48
#8	12.4%	0.45	0.23-0.90	33.3%	0.64	0.28-1.48

*p-value < 0.05 in chi-square test

^† Multiple logistic regression adjusted for age group, type of residence, existence of flu symptoms in participants' acquaintances