Table 4. Outcomes Among Individuals Receiving and Not Receiving Caring Letters.
| Outcome | Individuals experiencing outcome, No. (%) | Hazard ratio of caring letter receipt (95% CI)a | |
|---|---|---|---|
| No letters (comparison) group | Letters (treatment) group | ||
| Any suicide attempt | 10 910 (7.81) | 6801 (7.73) | 1.02 (0.95-1.09) |
| All-cause mortality | 5607 (4.02) | 3870 (4.40) | 1.07 (0.96-1.18) |
| Any outpatient use | 132 777 (95.13) | 84 318 (95.90) | 1.10 (1.08-1.13) |
| Any outpatient mental health care use | 104 816 (75.10) | 62 375 (70.94) | 1.19 (1.17-1.22) |
| Any inpatient use | 32 173 (23.05) | 18 886 (21.48) | 1.13 (1.08-1.18) |
| Any inpatient mental care health use | 17 042 (12.21) | 9548 (10.86) | 1.14 (1.07-1.21) |
| Any emergency department use | 56 183 (40.25) | 34 552 (39.30) | 1.11 (1.07-1.14) |
a
From time to event analyses of outcomes on caring letter receipt, sociodemographic and clinical characteristics, and station fixed effects. Cause-specific hazard ratios are presented for outcomes other than mortality. Full model output is available in the eAppendix in Supplement 1.