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Hip and Knee Arthroplasty - Surface Hippy Guide to Hip Resurfacing

Hip and Knee Arthroplasty - Surface Hippy Guide to Hip Resurfacing

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Primary Total <strong>Resurfacing</strong> <strong>Hip</strong> Replacement Prostheses<br />

with a higher than anticipated Revision Rate<br />

Table HT50:<br />

Individual Primary Total <strong>Resurfacing</strong> <strong>Hip</strong> Prostheses identified as having<br />

a higher than anticipated Revision Rate<br />

<strong>Resurfacing</strong> Head/Cup<br />

Components<br />

Total<br />

Number<br />

Observed<br />

Component<br />

Years<br />

Revisions<br />

per 100<br />

Component<br />

Years<br />

Hazard<br />

Ratio<br />

P Value<br />

HR 95%<br />

CI<br />

Re-identified <strong>and</strong> no longer used<br />

* Cormet 2000 HAP 95 374 2.41 2.786 0.0025 (1.44, 5.41)<br />

Re-identified <strong>and</strong> still used<br />

ASR/ASR 945 1871 2.57 2.220

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