Table 5.
Emergency Department Information System (EDIS) triage category by C‐CASA classification
| Suicide attempt | Self‐harmb | No self‐harmb | ||||
|---|---|---|---|---|---|---|
| N = 780 | N = 1147 | N = 4569 | ||||
| N | column % | N | column % | N | column % | |
| Primary triage category | ||||||
| Mental health | 344 | 44.1 | 559 | 48.7 | 3368 | 73.7 |
| Substance misuse | 276 | 35.4 | 348 | 30.3 | 104 | 2.3 |
| Trauma | 44 | 5.6 | 61 | 5.3 | 68 | 1.5 |
| Multiplea | 13 | 1.7 | 15 | 1.3 | 19 | 0.4 |
| Secondary triage category | ||||||
| Depression/suicidal/self‐harm | 326 | 41.8 | 467 | 40.7 | 1596 | 34.9 |
| Overdose | 269 | 34.5 | 335 | 29.2 | 46 | 1.0 |
| Laceration | 15 | 1.9 | 32 | 2.8 | 9 | 0.2 |
| Multiplea | 9 | 1.2 | 10 | 0.9 | 8 | 0.2 |
| Tertiary triage category | ||||||
| Attempted suicide, clear plan | 195 | 25.0 | 233 | 20.3 | 162 | 3.5 |
| Active thoughts | 56 | 7.2 | 79 | 6.9 | 271 | 5.9 |
| High risk/unknown substance | 78 | 10.0 | 104 | 9.1 | 17 | 0.4 |
| Altered level‐of‐consciousness | 29 | 3.7 | 42 | 3.7 | 62 | 1.4 |
| Multiplea | c | c | c | C | c | c |
a
Visit contains more than one of the above codes.
b
Self‐harm includes all C‐CASA classifications involving self‐injury.
Note: c, censored due to small number of events.