From: Risk of suicide and accidental deaths among elderly patients with cognitive impairment
Variable | HR (95% CI) | |||
---|---|---|---|---|
Suicide death | Accidental death | |||
Univariate | Multivariate | Univariate | Multivariate | |
Total dementia | ||||
 Age, yearsa | 4.24 (0.58–31.28) | 5.14 (0.69–38.50) | 2.31 (1.07–4.99)†| 2.21 (1.04–4.68)†|
 Occupational status | ||||
  Yes | Reference | Reference | Reference | Reference |
  No | 2.76 (1.16–6.51)†| 3.71 (1.54–8.95)†| 2.06 (1.19–3.59)†| 2.09 (1.20–3.63)†|
 Education, yearsa | 0.96 (0.88–1.03) | 0.96 (0.89–1.03) | 1.00 (0.97–1.05) | 1.01 (0.98–1.05) |
 Clinical neuropsychiatric scores | ||||
  K-MMSEb | 1.02 (0.84–1.06) | 1.01 (0.95–1.09) | 1.00 (0.96–1.05) | 0.99 (0.96–1.03) |
  S-IADLa | 0.98 (0.95–1.03) | 0.99 (0.95–1.02) | 1.02 (1.01–1.04)†| 1.06 (1.01–1.08)†|
  K-NPIa | 1.88 (0.86–4.15) | 1.01 (0.99–1.03) | 1.01 (1.00–1.02)†| 1.00 (0.99–1.01) |
Mild cognitive impairment | ||||
 Age, yearsa | 1.07 (0.03–3.27) | 1.07 (0.35–3.25) | 3.81 (1.02–12.74)†| 3.63 (1.12–11.79)†|
 Occupational status | ||||
  Yes | reference | reference | reference | reference |
  No | 0.99 (0.13–3.21) | 0.96 (0.32–2.90) | 0.79 (0.33–1.89) | 0.76 (0.34–1.73) |
 Education, yearsa | 0.90 (0.82–0.99)†| 0.90 (0.81–0.99)†| 1.07 (1.01–1.13)†| 1.01 (1.00–1.13)†|
 Clinical neuropsychiatric scores | ||||
  K-MMSEb | 1.04 (0.88–1.20) | 1.04 (0.91–1.19) | 1.03 (1.00–1.15)†| 1.05 (0.95–1.15) |
  S-IADLa | 0.99 (0.89–1.10) | 0.97 (0.87–1.07) | 1.10 (1.02–1.14)†| 1.08 (1.03–1.12)†|
  K-NPIa | 0.94 (0.91–1.05) | 0.99 (0.94–1.05) | 1.01 (1.00–1.05)†| 1.02 (1.00–1.05)†|