Cross-sectional telephone surveys as a tool to study epidemiological factors and monitor seasonal influenza activity in Malta

Table 1 Basic sample demographics for Surveys 1 and 2

	n = 406	Survey 1	n = 406	Survey 2	Population Data [32]
*Sex*
Female	207	51.0%	212	52.2%	50.5%
Male	199	49.0%	194	47.8%	49.5%
*Current Status*
Employees	189	46.5%	183	45.1%	n/a
Pensioners	89	21.8%	93	22.8%	n/a
Housewives/husbands	87	21.5%	91	22.5%	n/a
Students	30	7.5%	33	8.1%	n/a
Unemployed	11	2.7%	6	1.5%	n/a
*Level of Education*
Primary	76	18.7%	79	19.5%	n/a
Secondary	222	54.6%	212	52.3%	n/a
Diploma	55	13.5%	60	14.9%	n/a
Tertiary	54	13.2%	54	13.3%	n/a
*Age*
18–25	53	13.1%	49	12.1%	12.5%
26–35	58	14.3%	64	15.8%	18.3%
36–45	63	15.5%	55	13.6%	15.2%
46–55	71	17.5%	63	15.5%	17.8%
56–65	91	22.4%	82	20.2%	17.8%
66+	70	17.2%	93	22.9%	18.4%
			Average number of individuals per household
		2.9 (SD = 1.1)		2.8 (SD = 1.0)