Table 2. Comparisons of suicide behaviors by high and low impulsivity group.
| Variables | High impulsivitya | Low impulsivity | χ2/t/z | p |
|---|---|---|---|---|
| Suicides | 120 (49.6) | 122 (50.4) | – | – |
| Suicide time | 0.71 | 0.447 | ||
| 6:00–17:59 | 95 (79.2) | 91 (74.6) | ||
| 18:00–5:59 | 25 (20.8) | 31 (25.4) | ||
| Suicide place | 0.19 | 0.700 | ||
| Home | 104 (86.7) | 108 (88.5) | ||
| Others | 16 (13.3) | 14 (11.5) | ||
| Suicide means | 1.199 | 0.945 | ||
| Pesticides | 63 (52.5) | 62 (50.8) | ||
| Hanging | 45 (37.5) | 50 (41.0) | ||
| Drowning | 5 (4.2) | 4 (3.3) | ||
| Non-pesticides poisoning | 5 (4.2) | 3(2.5) | ||
| Jumping off a building | 1(0.8) | 2(1.6) | ||
| Cutting throat | 1(0.8) | 1(0.8) | ||
| History of attempted suicide | 8.24 | 0.005 | ||
| Yes | 31(25.8) | 14(11.5) | ||
| No | 89(74.2) | 108(88.5) | ||
| Suicide intent | 4.93 ± 2.58 | 4.85 ± 2.41 | −0.23 | 0.821 |
Notes.
a
High impulsivity was defined by BIS score above the median.