Table 1. Demographics of self-inflicted injury or attempted suicide among adolescents in the emergency department by fatality.
| Variables | All cases | Non-fatal cases | Fatal cases* | P value |
|---|---|---|---|---|
| Patients, No. | 6,394 | 6,228 | 166 | |
| Age, median (IQR), (yr) | 17 (15-18) | 17 (15-18) | 17 (15-18) | 0.978 |
| 10-14, No. (%) | 1,077 (16.8) | 1,040 (16.7) | 37 (22.3) | 0.058 |
| 15-19, No. (%) | 5,317 (83.2) | 5,188 (83.3) | 129 (77.7) | |
| Gender, No. (%) | 0.001 | |||
| Female | 4,049 (63.3) | 3,964 (63.6) | 85 (51.2) | |
| Male | 2,345 (36.7) | 2,264 (36.4) | 81 (48.8) | |
| Methods, No. (%) | < 0.001 | |||
| Poisoning | 3,440 (53.8) | 3,424 (55.0) | 16 (9.6) | |
| Cutting/piercing | 2,031 (31.8) | 2,029 (32.6) | 2 (1.2) | |
| Fall | 332 (5.2) | 254 (4.1) | 78 (47.0) | |
| Hanging | 146 (2.3) | 96 (1.5) | 50 (30.1) | |
| Drowning | 65 (1.0) | 59 (0.9) | 6 (3.6) | |
| Others | 380 (5.9) | 366(5.9) | 14 (8.4) | |
| Transfer from other hospital, No. (%) | 754 (11.8) | 737 (11.8) | 17 (10.2) | 0.820 |
| Use of 119 ambulance, No. (%) | 2,112 (33.0) | 1,999 (32.1) | 113 (68.1) | < 0.001 |
| Disposition in the ED, No. (%) | ||||
| Discharge | 2,735 (42.8) | - | - | |
| DAMA | 1,457 (22.8) | - | - | |
| Admitted | 1,719 (26.9) | - | - | |
| Transfer to other hospital | 317 (4.9) | - | - | |
| Death | 166 (2.6) | - | - |
*Included fatal cases before ED, in the ED and after admission. IQR, interquatile range; DAMA, discharge against medical advice.