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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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Outcomes of Primary Conventional Total<br />

<strong>and</strong> Total <strong>Resurfacing</strong> <strong>Hip</strong> Replacement<br />

Table HT13:<br />

Conventional Total <strong>and</strong> Total <strong>Resurfacing</strong> <strong>Hip</strong> Replacement requiring<br />

Revision (Primary Diagnosis OA excluding Infection)<br />

Procedure Type<br />

Number<br />

Revised<br />

Total<br />

Number<br />

Observed<br />

Component<br />

Years<br />

Revisions per<br />

100 Observed<br />

Component<br />

Years<br />

Exact 95%<br />

CI<br />

Total <strong>Resurfacing</strong> 272 9956 30260 0.9 (0.80, 1.01)<br />

Conventional Total 2223 109972 344760 0.6 (0.62, 0.67)<br />

Total 2495 119928 375020 0.7 (0.64, 0.69)<br />

Figure HT11:<br />

Cumulative Percent Revision of Conventional Total <strong>and</strong> Total<br />

<strong>Resurfacing</strong> <strong>Hip</strong> Replacement (Primary Diagnosis OA excluding Infection)<br />

Number at Risk 0 Yr 1 Yr 2 Yrs 3 Yrs 4 Yrs 5 Yrs 6 Yrs 7 Yrs<br />

Total <strong>Resurfacing</strong> 9956 8237 6544 4819 3282 1901 679 83<br />

Conventional Total 109972 89830 71430 54112 38141 23868 11201 2873<br />

Table HT14:<br />

Yearly Cumulative Percent Revision of Conventional Total <strong>and</strong> Total<br />

<strong>Resurfacing</strong> <strong>Hip</strong> Replacement (Primary Diagnosis OA excluding Infection)<br />

CPR 1 Yr 2 Yrs 3 Yrs 5 Yrs 7 Yrs<br />

Total <strong>Resurfacing</strong> 1.7 (1.5, 2.0) 2.3 (2.0, 2.6) 2.6 (2.3, 3.0) 3.7 (3.3, 4.3) 4.6 (3.9, 5.4)<br />

Conventional Total 1.2 (1.1, 1.2) 1.6 (1.6, 1.7) 2.0 (1.9, 2.1) 2.7 (2.6, 2.9) 3.4 (3.2, 3.7)<br />

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