Characteristics Age (years) - ≤ 27 - 28 – 41 - ≥ 42 Educational level - low - intermediate - high BMI (weight/height2) -< 25 - 25–29.9 - ≥ 30 Smoking - no - yes Physical activity (30 minutes/day) - 0 to 4 days a week - 5 to 7 days a week Vegetables (200 grams a day) - 0 to 4 days a week - 5 to 7 days a week Fruits (2 pieces a day) - 0 to 4 days a week - 5 to 7 days a week Fat intake (in terms of type/amount) - 0 to 4 days a week - 5 to 7 days a week Alcohol (glasses/week) - none - 1 to 14; 1 to 21c -> 14; > 21c Dietary supplements - no - yes Homeopathic medicine - no - yes Blood donor - no - yes Chronic illness or disability - no - yes Perceived health - good - moderate/poor a Women: N total = 5115, self-testers = 899, non-testers = 4216 b Men: N total = 2804, self-testers n = 364, non-testers n = 2440 c 14 glasses a week for women, 21 glasses a week for men * p < .05 ** p < .01 *** p < .001 1901 1881 1333 940 2124 2051 3109 1257 721 1382 3732 2422 2693 2249 2866 3000 2115 1930 3185 2327 2529 259 2101 3014 3717 1398 4083 1032 3734 1381 3739 1376 14.3 18.4 21.2 15.4 18.5 17.6 15.3 20.0 23.2 17.2 18.5 16.9 18.2 16.2 18.7 16.3 19.4 14.5 19.5 17.4 17.2 22.4 13.3 20.6 15.2 23.8 16.7 21.2 15.4 23.5 15.8 22.5 Reference 1.12 (0.93–1.35) 1.20 (0.97–1.49) Reference 1.43 (1.15–1.78)** 1.38 (1.09–1.73)** Reference 1.28 (1.07–1.54)** 1.51 (1.21–1.88)*** Reference 1.09 (0.92–1.29) Reference 1.13 (0.97–1.31) Reference 1.03 (0.88–1.21) Reference 1.14 (0.97–1.34) Reference 1.22 (1.03–1.44)* Reference 1.05 (0.89–1.23) 1.37 (0.99–1.91) Reference 1.41 (1.19–1.67)*** Reference 1.48 (1.25–1.74)*** Reference 1.23 (1.03–1.47)* Reference 1.34 (1.12–1.60)** Reference 1.25 (1.04–1.49)* 736 822 1246 421 979 1404 1411 1031 359 2120 684 1462 1342 1244 1560 1838 966 1381 1423 629 1935 240 1554 1250 2369 435 2101 703 2121 683 2073 731 9.1 11.8 16.1 12.6 12.5 13.5 10.4 13.3 22.0 12.8 13.5 14.5 11.3 12.6 13.3 11.6 15.5 10.6 15.3 14.5 12.7 11.3 9.5 17.4 11.3 22.3 12.1 15.6 11.0 19.2 10.6 19.7 BMC Public Health 2009, 9:100 http://www.biomedcentral.com/1471-2458/9/100 Table 2: Frequency and multivariable odds ratios (OR) with 95% confidence intervals (CI) for correlates of self-test use in general for women and men Womena Menb Total N Self-tester % Adjusted OR (95% CI) Total N Self-tester % Adjusted OR (95% CI) Reference 1.04 (0.74–1.48) 1.22 (0.86–1.73) Reference 1.07 (0.75–1.54) 1.19 (0.84–1.68) Reference 1.12 (0.86–1.47) 1.77 (1.26–2.49)** Reference 1.02 (0.78–1.34) Reference 0.78 (0.62–0.99)* Reference 1.02 (0.80–1.32) Reference 1.13 (0.88–1.46) Reference 1.32 (1.03–1.69)* Reference 0.93 (0.70–1.22) 0.78 (0.48–1.27) Reference 1.75 (1.38-–2.22)*** Reference 1.75 (1.33–2.31)*** Reference 1.16 (0.90–1.51) Reference 1.33 (1.02–1.75)* Reference 1.53 (1.17–2.00)** Page 5 of 6 (page number not for citation purposes)