Table 1.
Analytic sample characteristics by bereavement status.
| Variable | Complete case | Multiple imputation | |||||
|---|---|---|---|---|---|---|---|
| Not bereaved (N = 1339) | Bereaved (N = 796) | Total (N = 2135) | Not bereaved (N = 1339) | Bereaved (N = 796) | Total (N = 2135) | ||
| Type of loss | Other | – | 785 (98.6%) | 785 (98.6%) | – | 785 (98.6%) | 785 (98.6%) |
| Parent | – | 11 (1.4%) | 11 (1.4%) | – | 11 (1.4%) | 11 (1.4%) | |
| N missing | – | 0 | 0 | – | - | - | |
| Age at loss | Before IQ@5 assessment | – | 359 (47.6%) | 359 (47.6%) | – | 359 (47.6%) | 359 (47.6%) |
| After IQ@5 assessment | – | 395 (52.4%) | 395 (52.4%) | – | 395 (52.4%) | 395 (52.4%) | |
| N missing | – | 42 | 42 | – | 42 | 42 | |
| Child’s sex | Female | 712 (53.2%) | 436 (54.8%) | 1148 (53.8%) | 712 (53.2%) | 436 (54.8%) | 1148 (53.8%) |
| Male | 627 (46.8%) | 360 (45.2%) | 987 (46.2%) | 627 (46.8%) | 360 (45.2%) | 987 (46.2%) | |
| N missing | 0 | 0 | 0 | – | – | – | |
| Mother’s marital status | Married or living with partner | 1140 (90.5%) | 688 (91.7%) | 1828 (90.9%) | 1211 (90.4%) | 731 (91.8%) | 1942 (91.0%) |
| No partner | 120 (9.5%) | 62 (8.3%) | 182 (9.1%) | 128 (9.6%) | 65 (8.2%) | 193 (9.0%) | |
| N missing | 79 | 46 | 125 | – | – | – | |
| Parental national origin | Dutch | 888 (67.0%) | 537 (68.2%) | 1425 (67.4%) | 897 (67.0%) | 542 (68.1%) | 1439 (67.4%) |
| Non-Dutch non-European | 336 (25.3%) | 188 (23.9%) | 524 (24.8%) | 338 (25.2%) | 191 (24.0%) | 529 (24.8%) | |
| Non-Dutch European | 102 (7.7%) | 62 (7.9%) | 164 (7.8%) | 104 (7.8%) | 63 (7.9%) | 167 (7.8%) | |
| N missing | 13 | 9 | 22 | – | – | – | |
| Household income | < 1400 | 154 (14.2%) | 85 (12.8%) | 239 (13.7%) | 224 (16.7%) | 116 (14.6%) | 340 (15.9%) |
| 1400–2200 | 172 (15.9%) | 115 (17.3%) | 287 (16.4%) | 209 (15.6%) | 139 (17.5%) | 348 (16.3%) | |
| > 2200 | 758 (69.9%) | 463 (69.8%) | 1221 (69.9%) | 906 (67.7%) | 541 (68.0%) | 1447 (67.8%) | |
| N missing | 255 | 133 | 388 | – | – | – | |
| Mother’s education | Low | 62 (4.9%) | 26 (3.5%) | 88 (4.4%) | 69 (5.2%) | 26 (3.3%) | 95 (4.4%) |
| Medium | 456 (36.0%) | 300 (40.0%) | 756 (37.5%) | 486 (36.3%) | 326 (41.0%) | 812 (38.0%) | |
| High | 749 (59.1%) | 424 (56.5%) | 1173 (58.2%) | 784 (58.6%) | 444 (55.8%) | 1228 (57.5%) | |
| N missing | 72 | 46 | 118 | – | – | – | |
| Mother’s psychopathology score | Mean (SD) | 0.2 (0.3) | 0.2 (0.3) | 0.2 (0.3) | 0.2 (0.3) | 0.2 (0.3) | 0.2 (0.3) |
| Range | 0.0–2.6 | 0.0–2.3 | 0.0–2.6 | 0.0–2.6 | 0.0–2.3 | 0.0–2.6 | |
| N missing | 312 | 166 | 478 | – | – | – | |
For MI, summary statistics come from the first multiply imputed dataset. Age at loss was not imputed.