Variable | No of patients (%) |
---|---|
Age (years) | 13–47 (mean 27±8) |
Sex | |
Male | 38 (97%) |
Female | 1 (3%) |
Cause of HO* | |
Traumatic fracture | 27 (69%) |
Brain injury | 5 (13%) |
Spinal cord injury | 4 (10%) |
Combined fracture and neurological injury | 3 (8%) |
Site | |
Hip | 35 (90%) |
Elbow | 4 (10%) |
Referral hospital | |
Our hospital | 22 (56%) |
Outside hospital | 17 (44%) |
Surgical resection | |
Complete resection | 3 (8%) |
Partial resection | 36 (92%) |
Type of Surgical resection | |
Joint replacement | 7 (18%) |
Surgical resection | 32 (82%) |
Radiotherapy given after | |
1st resection | 33 (85%) |
2nd resection | 6 (15%) |
Dose of radiotherapy | |
700 cGy | 34 (87%) |
800 cGy | 5 (13%) |
Testicular dose assessment | |
Max calculated dose | 81±83 cGy |
Mean calculated dose | 33±44 cGy |
Measured dose (23 patients only) | 58±40 cGy |
Follow-up time (months) | 24–144 (mean 74±33) |
Time interval between trauma and surgery (months) | 6–71 (mean 23±16) |
Time interval between surgery and radiotherapy | |
1 day | 34 (87%) |
≥ 2 days | 5 (13%) |
Median time to treatment failure (months) | 3 (range 1–24) |
Clinical status after treatment | |
Regain full range of movement | 18 (46%) |
Regain partial range of movement | 20 (51%) |
No movement | 1 (3%) |
Clinical outcome at the time of the last follow-up | |
No failure | 33 (85%) |
Treatment failure | 6 (15%) |
Treatment outcome | |
2y-TFFR** | 87.2±5.4% |
8y-TFFR | 79.3±9% |
5y-HOFFR*** | 97.2±3% |