Table 1.
Substance use breakdown including the number of women using particular substances, the percentage who were identified by self-report and the percentage who were identified by urine toxicology on the day of the scan.
| Substances used | N | Self-report (%) | Positive toxicology (%) |
|---|---|---|---|
| Tobacco only | 10 | 10 | 90 |
| Marijuana only | 4 | 0 | 100 |
| Alcohol only | 2 | 100 | 0 |
| Non-disclosed drugs | 4 | 100 | 0 |
| Heroin, tobacco, and cocaine | 1 | 100 | 0 |
| Alcohol and tobacco | 2 | 100 | 100 |
| Alcohol, tobacco, and other non-disclosed drugs | 1 | 100 | 0 |
| Tobacco and heroin | 1 | 0 | 100 |
| Amphetamines and tobacco | 1 | 0 | 100 |