Table 1.
Characteristics of self-discharging patients
| Self-dischargers n (%) | Non-self-dischargers n (%) | p-value | |
|---|---|---|---|
| Males | 184 (69) | 952 (65) | 0.21 |
| Agea | 39 (28–50) | 32 (23–46) | < 0.001 |
| Main toxic agent | |||
| Ethanol | 143 (54) | 829 (57) | 0.43 |
| Opioids | 82 (31) | 282 (19) | < 0.001 |
| Stimulants | 12 (5) | 93 (6) | 0.31 |
| GHB | 11 (4) | 74 (5) | 0.63 |
| Benzodiazepines | 12 (5) | 132 (9) | 0.020 |
| Other | 6 (2) | 55 (4) | 0.30 |
| Suicide attemptb | 14 (5) | 116 (8) | 0.17 |
| Severe mental illness | 33 (12) | 150 (10) | 0.34 |
| Homeless | 20 (8) | 63 (4) | 0.035 |
| Two or more poisoningsc | 89 (33) | 186 (13) | < 0.001 |
| Three or more poisoningsc | 56 (21) | 62 (4) | < 0.001 |
| Deathd | 9 (3.4) | 25 (1.7) | 0.12 |
| Total | 266 (100) | 1465 (100) | |
aMedian (interquartile range)
bSuicidal intention in at least one poisoning episode
cDuring one year, i.e. during the inclusion period (1 October 2011–30 September 2012)
dDeath during the inclusion period or the following three months (1 October 2011–31 December 2012)
GHB gamma-hydroxybutyrate