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Table 1 Sample characteristics for each variable and per country

From: Resveratrol food supplements: a survey on the role of individual consumer characteristics in predicting the attitudes and adoption intentions of US American and Danish respondents

Variable Denmark (454) US (376) Sample comparison
Gender, female 61.0% 51.1% χ2(1) = 8.284, p = .004
Age, years 45.7 42.0 t(828) = 3.982, p = .000
Education, high 45.2% 51.6% χ2(1) = 3.419, p = .064
BMI, M 25.7 27.4 t(762) = −3.658, p = .000
Self-reported fitness and health, M (SD) (2 items) 4.40 (1.30) 4.60 (1.20) t(828) = −2.599, p = .010
Health behaviour, M (SD) (14 items) 4.30 (0.56) 4.23 (0.67) t(804) = 1.668, p = .096
Health expectation, M (SD) (10 items) 3.68 (1.06) 4.38 (1.07) t(828) = −9.364, p = .000
Holistic health belief, M (SD) (4 items) 5.29 (0.81) 5.43 (0.92) t(828) = −2.283, p = .023
CAM use, M (SD) 2.50 (1.50) 2.10 (1.20) t(828) = 4.390, p = .000
Natural product interest, M (SD) (6 items) 4.29 (1.20) 4.17 (1.11) t(828) = 1.476, p = .140
Food indulgence interest, M (SD) (3 items) 4.50 (1.34) 4.51 (1.34) t(828) = −.019, p = .985
Mediterranean cuisine interest, M (SD) 5.37 (1.59) 4.83 (1.72) t(828) = 4.633, p = .000
Attitude, M (SD) (3 items) 4.17 (1.21) 4.99 (1.17) t(828) = −9.752, p = .000
Adoption intention, M (SD) 2.72 (1.75) 3.83 (1.78) t(828) = −9.034, p = .000
  1. Notes. n = 830. BMI could only be calculated for respondents who opted to provide their weight and height.