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The Journal of Bone & Joint Surgery British Volume
Vol. 94-B, Issue 3 | Pages 315 - 321
1 Mar 2012
Coulter G Young DA Dalziel RE Shimmin AJ

We report the findings of an independent review of 230 consecutive Birmingham hip resurfacings (BHRs) in 213 patients (230 hips) at a mean follow-up of 10.4 years (9.6 to 11.7). A total of 11 hips underwent revision; six patients (six hips) died from unrelated causes; and 13 patients (16 hips) were lost to follow-up. The survival rate for the whole cohort was 94.5% (95% confidence interval (CI) 90.1 to 96.9). The survival rate in women was 89.1% (95% CI 79.2 to 94.4) and in men was 97.5% (95% CI 92.4 to 99.2). Women were 1.4 times more likely to suffer failure than men. For each millimetre increase in component size there was a 19% lower chance of a failure. The mean Oxford hip score was 45.0 (median 47.0, 28 to 48); mean University of California, Los Angeles activity score was 7.4 (median 8.0, 3 to 9); mean patient satisfaction score was 1.4 (median 1.0, 0 to 9). A total of eight hips had lysis in the femoral neck and two hips had acetabular lysis. One hip had progressive radiological changes around the peg of the femoral component. There was no evidence of progressive neck narrowing between five and ten years.

Our results confirm that BHR provides good functional outcome and durability for men, at a mean follow-up of ten years. We are now reluctant to undertake hip resurfacing in women with this implant.


Orthopaedic Proceedings
Vol. 88-B, Issue SUPP_II | Pages 314 - 314
1 May 2006
Jones DG Vane A Coulter G Herbison P Dunbar J
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The aim of this study was to determine the inter and intra observer reliability of ultrasound measurements in treated unstable neonatal hips and whether ultrasound measurements correlate with radiological outcome at 6 months.

Sixty-four babies treated from birth with a Pavlik harness for neonatal hip instability were scanned at 2 and 6 weeks. The α and β angles of Graf, the combined (H) angle of Hosny and the femoral head coverage (FHC) were measured by 3 observers and inter-observer and intra-observer repeatability co-efficients calculated using 95% confidence limits. Hips were categorized as normal, abnormal or borderline for each parameter and Kappa values calculated. A stepwise linear regression analysis was performed to assess any relationship between ultrasound measurements at 2 or 6 weeks and outcome as determined by acetabular index at 6 months.

Seven hundred and ninety two sets of measurements were made from 248 scans. The α angle had the smallest interobserver range (17°), the H angle range was 21°and the β angle 28°. Kappa values showed good agreement for FHC and β angle. The mean acetabular index of all hips at 6 months was 26° (sd 4.9). The acetabular index was 30° or greater in 24 hips (18 babies) despite prolonged splintage in 9 hips (6 babies). The FHC at 6 weeks was predictive of acetabular index at 6 months (regression coefficient −0.27, 95% CI −0.42 to −0.12, p< 0.001)

We recommend the FHC as being reproducible, useful and predictive of outcome in neonatal hips treated for instability.


Orthopaedic Proceedings
Vol. 87-B, Issue SUPP_I | Pages 31 - 31
1 Mar 2005
Horne G Coulter G Vaughan L Devane P
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We assessed the functional and health outcomes of patients treated for a hip fracture ,6–12 months following the injury.

One hundred and ninety six patients over 60 years of age ,admitted with a subcapital or intertrochanteric fracture were sent two questionnaires, an EQ-5D, and a Hip specific outcome questionnaire based on the WOMAC .Patients with pre-existing dementia were excluded.108 (55%) returned completed questionnaires.

There were 36 males and 72 females with an average age of 81. The average time since fracture was 8.44 months. There were 46 intertrochanteric and 62 sub-capital fractures.WOMAC scores averaged 35 for intertrochanteric fractures and 25 for subcapital fractures. Males scored higher than females (31 v’s 24)Age had no influence on WOMAC scores.EQ 5D results were compared with the general population, and showed significant problems with mobility, pain, performance of usual activities, and self care.

This study shows that despite seemingly successful treatment of the fracture, patients suffer very significant reductions in function and quality of life. Greater effort needs to be made to address these issues rather than concentrating on the development of new fixation devices, if we are to improve the results of treatment of these increasingly common fractures.


Orthopaedic Proceedings
Vol. 87-B, Issue SUPP_I | Pages 30 - 30
1 Mar 2005
Coulter G Horne G Devane P
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We assessed the functional outcome of fractures of the os calcis a minimum of twenty- four months following injury.

Eighty-three patients with 85 fractures were assessed a minimum of two years following fracture of the os calcis, using a validated functional outcome measure designed specifically for fractures of the os calcis, and an EQ5D. Radiographic analysis of all fractures was performed to attempt to correlate outcome scores with the fracture pattern.

Sixty per cent of the questionnaires were returned completed. Forty percent of the fractures were treated surgically, the remainder with a period of weight relief, followed by physiotherapy and graded weight-bearing. The majority of patients reported a mild hind foot pain (8/10 on a VAS), and all reported some difficulties with walking on uneven terrain. There was no appreciable difference in the outcomes comparing patients treated by open reduction and internal fixation and those treated non-operatively.

This study demonstrates a surprisingly high patient satisfaction rate following fractures of the os calcis whether they are treated operatively or non-operatively. Patients seemed to have compensated for any altered function very well. We were not able to identify specific fracture patterns that were associated with poorer outcomes.