From: Preventing suicidal behaviours with a multilevel intervention: a cluster randomised controlled trial
Intentional self-harm/death by suicide | |||||||||
---|---|---|---|---|---|---|---|---|---|
DHB | Study Arm | Period*1 | Events (deaths*2) | PYAR *3 | Rate per 100,000 PYAR | Rate ratio for period*4 | Rate ratio for intervention*5 | ||
(95% CI) | (95% CI) | (95% CI) | |||||||
A | Intervention | Baseline | 231 (13) | 52,139 | 443 (389–504) | 0.94 | (0.81–1.08) | 0.95 (0.87–1.26) | |
Intervention | 902 (33) | 217,244 | 415 (389–443) | ||||||
Control | Baseline | 392 (13) | 79,422 | 494 (447–545) | 0.98 | (0.88–1.10) | |||
Intervention | 1605 (61) | 330,925 | 485 (462–509) | ||||||
B | Intervention | Baseline | 689 (11) | 133,329 | 517 (480–557) | 0.86 | (0.79–0.94) | 0.93 (0.94–1.23) | |
Intervention | 2477 (53) | 555,538 | 446 (429–464) | ||||||
Control | Baseline | 426 (21) | 89,697 | 475 (432–522) | 0.93 | (0.83–1.03) | |||
Intervention | 1642 (68) | 373,738 | 439 (419–461) | ||||||
C | Intervention | Baseline | 342 (10) | 97,467 | 351 (316–390) | 0.92 | (0.81–1.03) | 1.09 (0.77–1.09) | |
Intervention | 1305 (64) | 406,113 | 321 (304–339) | ||||||
Control | Baseline | 325 (11) | 74,124 | 438 (393–489) | 0.84 | (0.74–0.95) | |||
Intervention | 1135 (49) | 308,850 | 367 (347–390) | ||||||
D | Intervention | Baseline | 230 (6) | 74,219 | 310 (272–353) | 0.96 | (0.83–1.10) | 1.34 (0.63–0.87) | |
Intervention | 916 (46) | 309,244 | 296 (278–316) | ||||||
Control | Baseline | 925 (24) | 216,542 | 427 (401–456) | 0.71 | (0.66–0.77) | |||
Intervention | 2739 (111) | 902,256 | 304 (292–315) |