Trimester 1 |
<1 std drink/day | 68.9 | 22.8 | 3.2 | 2.8 | 2.2 |
1 or more std drinks/day | 3.4 | 7.9 | 1.1 | 14.6 | 73.0 |
Trimester 2 |
<1 std drink/day | 79.0 | 18.5 | 1.5 | 0.6 | 0.5 |
1 or more std drinks/day | 3.7 | 8.5 | 3.7 | 15.9 | 68.3 |
Trimester 3 |
<1 std drink/day | 79.2 | 18.6 | 1.1 | 0.4 | 0.7 |
1 or more std drinks/day | 7.2 | 14.5 | 2.4 | 10.8 | 65.1 |
Daily consumption of alcohol | Percentage of women in each composite* alcohol group (%) |
Averaged across pregnancy† | Low | Moderate | Binge <weekly | Binge 1–2×/week | Heavy |
Trimester 1 |
<1 std drink/day | 99.8 | 98.4 | 98.4 | 80.6 | 39.8 |
1 or more std drinks/day | 0.2 | 1.6 | 1.6 | 19.4 | 60.2 |
Trimester 2 |
<1 std drink/day | 99.8 | 98.1 | 90.6 | 45.8 | 15.2 |
1 or more std drinks/day | 0.2 | 1.9 | 9.4 | 54.2 | 84.8 |
Trimester 3 |
<1 std drink/day | 99.6 | 97.0 | 92.3 | 47.1 | 21.7 |
1 or more std drinks/day | 0.4 | 3.0 | 7.7 | 52.9 | 78.3 |