Table 1.

Overview of percentages of sample characteristics in the FACE, CATI, and SELF conditions

	FACE	SELF	CATI	χ2/df
Gender
Male	47.2	48.8	47.5
Female	52.8	51.2	52.5	5/2
Age
20 – 39 years	28.1	38.7	44.7
40 – 59 years	36.7	42.4	36.2
≥ 60 years	35.2	18.9	19.1	734/4***
Education in years
Othera	10.7	7.4	0.3
8 – 9 years	42.7	25.8	19.8
10 years	25.9	33.6	35.0
≥ 11 years	20.7	33.2	44.9	1148/6***

FACE, N = 11,266; CATI, N = 1,178; SELF, N = 8,085. *** p < .001,

^aincludes participants with continued education or not identified educational degree