Characteristics of the parents and decedent
| Participant characteristics | N (%) |
| Male gender | 8 (21) |
| Mean age, years | 59±11 |
| Married/de facto | 31 (82) |
| Decedent characteristics | n (%) |
| Male gender | 28 (74) |
| Age at death, years | 23±10 |
| Time since death, years | |
| 2–6 years | 13 (34) |
| 7–11 years | 18 (47) |
| 12–17 years | 7 (18) |
| Cause of death | |
| Known | 12 (32) |
| Unknown | 26 (68) |