Table 2. Drug use during pregnancy in women with and without severe maternal morbidity.
| Drug use | With SMM | Without SMM | Total | |
|---|---|---|---|---|
| Type of drug | n (%) | n (%) | n (%) | p-value* |
| No use | 261 (82.9) | 268 (83.0) | 530 (83.1) | 0.96 |
| Tobacco | 34 (10.8) | 29 (9.0) | 63 (9.9) | 0.44 |
| Alcohol | 34 (10,8) | 35 (10.8) | 69 (10.8) | 0.98 |
| Cocaine | 7 (2.2) | 03 (0.9) | 10 (1.6) | 0.20 |
| Any drug | 54 (17.1) | 54 (16.7) | 108 (16.9) | 0.88 |
Abbreviation: SMM, severe maternal morbidity.
*Chi-Squared: The sum of tobacco, alcohol and cocaine use is greater than the total use of any individual drug, due to concomitant drug use. Marijuana use is not present on the tables because it was not possible to perform the analysis due to the limited number of users in the sample.