Table 1.
Characteristics of (a) households (adults) and (b) household representatives completing the study per protocol (n = 166), according to intervention order.
| 50 cl first (n = 84) | 75 cl first (n = 82) | Overall (n = 166) | |||
|---|---|---|---|---|---|
| (a) Households | |||||
| No of adults (mean, SD) | 2.1 (0.9) | 2.2 (0.9) | 2.2 (0.9) | ||
| Age (adults in household) (mean, SD) | 39.0 (10.3) | 38.4 (10.2) | 38.8 (10.1) | ||
| Sex (mean %, SD) | |||||
| Female | 48% (2.8) | 48% (2.6) | 48% (2.7) | ||
| Male | 48% (2.9) | 45% (2.6) | 46% (2.7) | ||
| Not reported | 2% | 7% | 4% | ||
| No of wine drinkers (mean, SD) | 1.9 (0.7) | 1.9 (0.6) | 1.9 (0.7) | ||
| No. of 75 cl bottles of wine consumed per week (mean, SD) | 2.6 (0.9) | 2.6 (0.7) | 2.6 (0.8) | ||
| Annual household income (n, %) | |||||
| < £15 k | 2 (3%) | 2 (2.5%) | 4 (2%) | ||
| £15–25 k | 10 (12%) | 6 (7%) | 16 (10%) | ||
| £25–35 | 17 (20%) | 7 (9%) | 24 (14%) | ||
| £35–50 k | 14 (17%) | 17 (21%) | 31 (19%) | ||
| £50–70 k | 17 (20%) | 27 (33%) | 44 (27%) | ||
| > £70 k | 22 (26%) | 20 (25%) | 42 (25%) | ||
| Prefer not to say | 3 (2%) | 2 (2.5%) | 5 (3%) | ||
| (b) Household representatives | |||||
| Age (mean, SD) | 39.4 (8.6) | 38.5 (9.4) | 38.9 (8.9) | ||
| Sex (n, %) | |||||
| Female | 59 (69%) | 60 (74%) | 119 (72%) | ||
| Male | 26 (31%) | 21 (26%) | 47 (28%) | ||
| Highest level of education (n, %) | |||||
| Below A‐levels a | 13 (15%) | 18 (22%) | 31 (19%) | ||
| A levels or vocational training | 21 (25%) | 11 (14%) | 32 (19%) | ||
| Bachelor's degree and above | 51 (60%) | 52 (64%) | 103 (62%) | ||
| Ethnicity (n, %) | |||||
| White | 77 (91%) | 76 (94%) | 153 (92%) | ||
| Black | 3 (3.5%) | 1 (1%) | 4 (2%) | ||
| Asian | 1 (1%) | 3 (4%) | 4 (2%) | ||
| Mixed | 4 (5%) | 1 (1%) | 5 (3%) | ||
a
A‐levels are equivalent to a US high school diploma, a French Baccalauréat or a German Abitur. SD = standard deviation.