Table 2 All cause and cause-specific mortality rates, before, during and after treatment; crude mortality rates (CMR) per 1000 person-years and 95% confidence interval
Pre-treatment (n = 7843) | In treatment (n = 6871) | After treatment (n = 1650) | |||||||
|---|---|---|---|---|---|---|---|---|---|
n | PY | CMR (CI) | n | PY | CMR (CI) | n | PY | CMR (CI) | |
Overdose | 68 | 4526 | 15.0 (11.5–18.6) | 160 | 29,172 | 5.5 (4.6–6.3) | 159 | 6819 | 23.3 (19.7–26.9) |
Non-overdose | 21 | 4526 | 4.6 (2.7–6.6) | 218 | 29,172 | 7.5 (6.5–8.5) | 71 | 6819 | 10.4 (8.0–12.8) |
Accidents | 5 | 4526 | 1.1 (0.1–2.1) | 15 | 29,172 | 0.5 (0.3–0.8) | 8 | 6819 | 1.2 (0.4–2.0) |
Suicide | 3 | 4526 | 0.7 (0.0–1.4) | 15 | 29,172 | 0.5 (0.3–0.8) | 7 | 6819 | 1.0 (0.3–1.8) |
Cancer/cardiovascular | 3 | 4526 | 0.7 (0.0–1.4) | 60 | 29,172 | 2.1 (1.5–2.6) | 16 | 6819 | 2.3 (1.2–3.5) |
Other | 10 | 4526 | 2.2 (0.8–3.6) | 128 | 29,172 | 4.4 (3.6–5.1) | 40 | 6819 | 5.9 (4.0–7.7) |
All-causes | 89 | 4526 | 19.7 (15.6–23.8) | 378 | 29,172 | 13.0 (11.7–14.3) | 230 | 6819 | 33.7 (29.4–38.1) |