Table 1.
Sex differences by risk of suicide attempts associated with time of day
| Parameter | Level | Relative risk | Lower 95%CI | Upper 95%CI |
|---|---|---|---|---|
| Hour | 0:00 = Ref | 1 | – | – |
| 1:00 | 0.89 | 0.64 | 1.25 | |
| 2:00 | 0.71 | 0.50 | 1.02 | |
| 3:00 | 0.43 | 0.29 | 0.66 | |
| 4:00 | 0.14 | 0.08 | 0.28 | |
| 5:00 | 0.17 | 0.09 | 0.31 | |
| 6:00 | 0.11 | 0.05 | 0.22 | |
| 7:00 | 0.22 | 0.13 | 0.38 | |
| 8:00 | 0.62 | 0.43 | 0.90 | |
| 9:00 | 0.58 | 0.40 | 0.85 | |
| 10:00 | 0.75 | 0.53 | 1.07 | |
| 11:00 | 0.86 | 0.61 | 1.20 | |
| 12:00 | 1.08 | 0.78 | 1.49 | |
| 13:00 | 1.28 | 0.94 | 1.74 | |
| 14:00 | 1.39 | 1.03 | 1.89 | |
| 15:00 | 1.43 | 1.06 | 1.94 | |
| 16:00 | 1.29 | 0.95 | 1.75 | |
| 17:00 | 1.51 | 1.12 | 2.04 | |
| 18:00 | 1.78 | 1.33 | 2.37 | |
| 19:00 | 1.53 | 1.13 | 2.05 | |
| 20:00 | 1.97 | 1.49 | 2.62 | |
| 21:00 | 1.91 | 1.43 | 2.54 | |
| 22:00 | 1.64 | 1.23 | 2.20 | |
| 23:00 | 1.58 | 1.18 | 2.12 | |
| Sex | Female = ref | 1 | – | – |
| Male | 0.22 | 0.19 | 0.25 |