Table 2. Risk of Hospitalization Due to Psychosis in Individuals Ineligible (After Application of ≥1 Exclusion Criteria) vs Eligible (Persons Without Any Exclusion Criterion).
| Eligibility | Finnish cohort | Swedish cohort | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| No. of individuals | No. (%) with event | Time to event/censoring, mean (SD), d | HR (95% CI)a | P value | No. of individuals | No. (%) with event | Time to event/censoring, mean (SD), d | HR (95% CI)a | P value | |
| Main outcome analyses: hospitalization due to psychosis, 12 mo | ||||||||||
| Eligible | 3580 | 615 (17.2) | 278 (130) | 1.14 (1.04-1.24) | .005 | 1619 | 240 (14.8) | 273 (127) | 1.47 (1.28-1.92) | <.001 |
| Ineligible | 14 221 | 2609 (18.4) | 257 (137) | 5839 | 1174 (20.1) | 248 (137) | ||||
| Alternative time period 1: hospitalization due to psychosis, 6 mo | ||||||||||
| Eligible | 3580 | 443 (12.4) | 154 (56) | 1.15 (1.03-1.27) | .01 | 1619 | 166 (10.3) | 156 (53) | 1.49 (1.26-1.75) | <.001 |
| Ineligible | 14 221 | 1939 (13.6) | 147 (60) | 5839 | 835 (14.3) | 145 (60) | ||||
| Alternative time period 2: hospitalization due to psychosis, 9 mo | ||||||||||
| Eligible | 3580 | 537 (15.0) | 218 (93) | 1.15 (1.05-1.26) | .004 | 1619 | 212 (13.1) | 218 (89) | 1.45 (1.25-1.69) | <.001 |
| Ineligible | 14 221 | 2327 (16.4) | 205 (98) | 5839 | 1033 (17.7) | 200 (99) | ||||
Abbreviation: HR, hazard ratio.
a
An HR >1 means higher risk in the ineligible group. Primary analyses were with 12-month follow-up and sensitivity analyses with 6 and 9 months.