Table 2 Alcohol consumption characteristics by trajectory.
Abstained/ control | Low discontinued | Moderate discontinued | Low sustained | Moderate sustained | High sustained | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
N (%) | 493 | (33.8) | 210 | (14.4) | 170 | (11.7) | 190 | (13.0) | 343 | (23.5) | 52 | (3.6) |
Trimester 1, pre pregnancy recognition | ||||||||||||
Mean gAA1/week (SD) | 0 | 7.8 | (12.1) | 77.7 | (105.9) | 4.9 | (9.4) | 50.0 | (52.9) | 226.5 | (174.8) | |
Median gAA/week (IQR) | 0 | 3.1 | (1.9–7.2) | 34.4 | (13.5–91.0) | 0.9 | (0.0–4.7) | 33.8 | (8.4–76.9) | 183.8 | (118.2–279.1) | |
Binge episode N (%) | 0 | 0 | 113 | (66.5) | 0 | 143 | (41.7) | 34 | (65.4) | |||
Trimester 1, post pregnancy recognition | ||||||||||||
Mean gAA/week (SD) | 0 | 0 | 0.0 | (0.1) | 0.8 | (1.4) | 2.6 | (5.2) | 18.0 | (27.8) | ||
Median g AA/week (IQR) | 0 | 0 | 0.0 | (0.0–0.0) | 0.0 | (0.0–0.9) | 0.9 | (0.0–2.8) | 5.6 | (0.0–22.5) | ||
Binge episode N (%) | 0 | 0 | 0 | 0 | 2 | (0.6) | 4 | (7.7) | ||||
Trimester 2 | ||||||||||||
Mean gAA/week (SD) | 0 | 0 | 0 | 1.3 | (1.8) | 5.3 | (8.7) | 46.0 | (61.0) | |||
Median gAA/week (IQR) | 0 | 0 | 0 | 0.7 | (0.0–1.6) | 1.9 | (0.6–5.6) | 33.8 | (6.5–61.7) | |||
Binge episode N (%) | 0 | 0 | 0 | 0 | 4 | (1.2) | 7 | (13.5) | ||||
Trimester 3 | ||||||||||||
Mean gAA/week (SD) | 0 | 0 | 0 | 1.7 | (4.5) | 4.8 | (9.1) | 27.9 | (38.9) | |||
Median gAA/week (IQR) | 0 | 0 | 0 | 0.6 | (0.0–1.3) | 1.6 | (0.6–5.3) | 16.9 | (3.4–35.5) | |||
Binge episode N (%) | 0 | 0 | 0 | 0 | 1 | (0.3) | 1 | (1.9) | ||||
