Table 3 Main AEs related to cannabis use during pregnancy in women and fetus and/or neonates.

From: Adverse events of recreational cannabis use during pregnancy reported to the French Addictovigilance Network between 2011 and 2020

 

All (N = 242 pregnancies)

Cannabis ± tobacco (N = 148 pregnancies)

Cannabis + other psychoactive substances/medicinal products (N = 94 pregnancies)

p*

In women

Psychiatric

140 (57.9%)

96 (64.9%)

44 (46.8%)

0.006

Use disorder

123 (50.8%)

89 (60.1%)

39 (41.5%)

0.007

Dependence

79 (32.6%)

54 (36.5%)

25 (26.6%)

0.11

Abuse

26 (10.7%)

21 (14.2%)

5 (5.3%)

0.03

Problematic use

16 (6.6%)

6 (4.0%)

5 (5.3%)

0.89

Threat of premature birth

18 (7.4%)

13 (8.8%)

5 (5.3%)

0.32

Premature rupture of membranes

15 (6.2%)

12 (8.1%)

3 (3.2%)

0.12

In fetus and/or neonates

IUGR in fetus and/or neonate

78 (32.2%)

48 (32.4%)

30 (31.9%)

0.93

Prematurity

50 (20.7%)

32 (21.6%)

18 (19.1%)

0.64

Withdrawal syndrome

45 (18.6%)

11 (8.1%)

34 (36.2%)

 < 0.001

Fetal heart rhythm disorders

34 (14.0%)

25 (16.9%)

10 (10.6%)

0.18

Congenital malformations in fetus and/or neonate

19 (7.8%)

12 (8.1%)

7 (7.4%)

0.85

Apgar ≤ 7 at 1 min

18 (7.4%)

11 (7.4%)

7 (7.4%)

1.0

Respiratory failure

16 (6.6%)

7 (4.7%)

9 (9.6%)

0.14

Intrauterine fetal death, neonatal death

6 (2.5%)

4 (2.7%)

2 (2.1%)

0.57

  1. *p value derived from Chi-square test for comparison of proportion.
  2. Significant values are in bold.