Table 1 Patient characteristic of study population (N = 5292)
From: Simple imputation methods were inadequate for missing not at random (MNAR) quality of life data
| Â | Â | Â | Percentage with score available at 4 m | Percentage without score available at 4 m | |||
|---|---|---|---|---|---|---|---|
| Â | Â | All Patients Number (%) | No reminder | After reminder | Not returned | Absent or withdrawn | Dead |
Age group | 70–74 | 1917 (36) | 40 | 37 | 29 | 29 | 12 |
|  | 75–79 | 1665 (32) | 33 | 31 | 31 | 30 | 18 |
|  | 80–84 | 1030 (19) | 17 | 19 | 23 | 24 | 33 |
| Â | 85+ | 680 (13) | 10 | 13 | 17 | 17 | 36 |
Sex | Male | 811 (15) | 16 | 13 | 15 | 13 | 31 |
| Â | Female | 4480 (85) | 84 | 87 | 84 | 87 | 69 |
Type of recruiting fracture | Proximal femur | 904 (17) | 16 | 17 | 20 | 18 | 47 |
| Â | Other leg and pelvic | 1130 (21) | 22 | 20 | 21 | 20 | 17 |
| Â | Distal arm | 1846 (35) | 36 | 35 | 31 | 36 | 20 |
| Â | Other arm | 1403 (27) | 26 | 28 | 28 | 25 | 17 |
| Â | Other | 9 (<1) | 0 | 0 | 0 | 0 | 0 |
Locomotor ability (Walk unaccompanied) | Yes | 4979 (94) | 95 | 93 | 93 | 93 | 85 |
| Â | No | 300 (6) | 5 | 7 | 7 | 7 | 15 |
Time since recruiting fracture | ≤ 90 days | 4331 (82) | 81 | 84 | 82 | 86 | 73 |
| Â | > 90 days | 961 (18) | 19 | 16 | 18 | 14 | 27 |
Residence type prior to recruiting fracture | Own home | 4628 (88) | 89 | 86 | 84 | 87 | 78 |
| Â | Sheltered housing | 538 (10) | 9 | 12 | 13 | 11 | 11 |
| Â | Other | 126 (2) | 2 | 2 | 3 | 2 | 11 |
Residence type after recruiting fracture | Own home | 4555 (86) | 88 | 85 | 82 | 85 | 74 |
| Â | Sheltered housing | 531 (10) | 9 | 11 | 12 | 10 | 11 |
| Â | Other | 206 (4) | 3 | 4 | 6 | 5 | 15 |
Marital status | Single | 348 (7) | 7 | 6 | 7 | 6 | 7 |
| Â | Married | 2069 (40) | 42 | 36 | 32 | 39 | 25 |
| Â | Divorced | 222 (4) | 4 | 5 | 5 | 2 | 2 |
| Â | Widow(er) | 2634 (50) | 47 | 52 | 56 | 52 | 65 |