Table 2.
Deaths among cohort members followed through December 2012.
| Cause of Death (ICD-10 code[s]) | Deaths No. (%)a |
|---|---|
| All causes | 7611 (100) |
| Overdose (X40–49) | 1131 (14.9) |
| Opioid-related (T40.1, T40.2, T40.3, T40.4) | 634 (56.1) |
| Heroin (T40.1) | 333 (52.5) |
| Natural and semi-synthetic opioids (T40.2) | 144 (12.7) |
| Methadone (T40.3) | 135 (21.3) |
| Synthetic opioids other than methadone (T40.4) | 91 (8.1) |
| Cocaine (T40.5) | 230 (20.3) |
| Alcohol (T51.0-T51.9) | 141 (12.5) |
| Benzodiazepines (T42.4) | 106 (9.4) |
| Antidepressants (T43.0, T43.1, T43.2) | 30 (2.7) |
| Psychostimulants (T43.6) | 17 (1.5) |
| Neuroleptics (T43.3, T43.4, T43.5) | 17 (1.5) |
| Toxic gases (T58, T59.0-T59.9) | 12 (1.1) |
| Unspecified drugs, medicaments, or substances (T50.9) | 478 (42.3) |
| Other and unspecified narcotics (T40.6) and cannabis (T40.7) | 54 (4.8) |
| Other drugs, medicaments, and substances (T39.0-T39.9, T42.0-T42.3, T42.5-T42.9, T44.0-T44.9, T45.0-T45.9) and other psychotropics (T43.8, T43.9) | 36 (3.2) |
a
Not mutually exclusive, as deaths can involve more than one substance