Distribution of postmortem interval until finding (PMI-f) and HRs
| Variables | n | PMI-f (days) | Univariate models | Multivariate model | Multivariate model with interactions | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Median | IQR | Q1 | Q3 | HR | 95% CI | HR† | 95% CI† | HR‡ | 95% CI‡ | ||
| Age | 0.98 | 0.97 to 0.98 | 0.99 | 0.98 to 0.99 | 0.99 | 0.98 to 0.99 | |||||
| 65≤, <75 | 957 | 0.17 | 0.57 | 0.03 | 0.60 | ||||||
| 75≤, <85 | 1565 | 0.13 | 0.40 | 0.02 | 0.42 | ||||||
| 85≤ | 865 | 0.10 | 0.26 | 0.02 | 0.28 | ||||||
| Sex | |||||||||||
| Male | 1892 | 0.12 | 0.36 | 0.02 | 0.38 | 0.96 | 0.90 to 1.03 | 0.93 | 0.87 to 1.00* | 0.89 | 0.82 to 0.96 |
| Female | 1495 | 0.15 | 0.41 | 0.03 | 0.44 | 1.00 | 1.00 | 1.00 | |||
| Household situation | |||||||||||
| Living alone | 659 | 1.00 | 2.54 | 0.46 | 3.00 | 3.92 | 3.58 to 4.31 | 3.73 | 3.37 to 4.13 | 2.34 | 1.64 to 3.33 |
| Living with family | 2728 | 0.08 | 0.23 | 0.01 | 0.24 | 0.24 | 1.00 | 1.00 | |||
| Cause of death | |||||||||||
| Unnatural death | 244 | 0.07 | 0.40 | 0.00 | 0.40 | 0.89 | 0.78 to 1.02 | 1.50 | 1.28 to 1.75 | 1.46 | 1.24 to 1.72 |
| Natural death | 3143 | 0.13 | 0.37 | 0.03 | 0.40 | 1.00 | 1.00 | 1.00 | |||
| Place at which the subject was found | |||||||||||
| At own home | 2766 | 0.16 | 0.40 | 0.04 | 0.44 | 1.53 | 1.40 to 1.67 | 1.37 | 1.22 to 1.55 | 1.32 | 1.14 to 1.52 |
| Not at own home | 621 | 0.03 | 0.23 | 0.00 | 0.23 | 1.00 | 1.00 | 1.00 | |||
| Person who found the subject | |||||||||||
| Not family member | 803 | 0.19 | 0.98 | 0.00 | 0.98 | 1.40 | 1.29 to 1.52 | 1.02 | 0.92 to 1.13 | 1.04 | 0.90 to 1.19 |
| Family member | 2584 | 0.13 | 0.29 | 0.03 | 0.32 | 1.00 | 1.00 | 1.00 | |||
| All (interaction terms§) | 0.13 | 0.38 | 0.02 | 0.40 | |||||||
| Living alone and male | 1.31 | 1.10 to 1.56 | |||||||||
| Living alone and unnatural death | 1.12 | 0.64 to 1.96 | |||||||||
| Living alone and finding at own home | 1.47 | 1.06 to 2.05 | |||||||||
| Living alone and not finding by family member | 0.93 | 0.75 to 1.14 | |||||||||
*p=0.0515.
†Age, sex, household situation, person who found the subject, cause of death and place at which the subject was found.
‡Age, sex, household situation, person who found the subject, cause of death, place at which the subject was found and interactions.
§Reference of interaction term is others.