8 key trends on hip and knee replacement surgeries

Laura Dyrda -   Print  | Email

The American Joint Replacement Registry released its 2017 Annual Report, outlining data on hip and knee replacements.

The report, released at the 2017 American Association of Hip and Knee Surgeons Annual Meeting in Dallas, Nov. 2 to Nov. 5, includes data from 654 institutions and 4,755 surgeons who performed 860,080 hip and knee replacements.


"The AJRR has seen significant growth since the previous report; this year's report has a 101 percent increase in procedures, a 57 percent increase in reporting institutions and a 50 percent increase in surgeons," said AJRR Board of Directors Chairman Daniel Berry, MD. The data includes primarily procedures performed in the hospital, although eight ASCs reported data for 1,020 procedures.


Key highlights from the report include:


1. Hip revision surgery burden: 8.6 percent (down from 14.6 percent in 2012)


2. Knee revision burden: 5.1 percent (down from 6.2 percent in 2012)


3. Primary knee implant design:


• Posterior stabilized: 48.5 percent
• Cruciate retaining: 35.3 percent
• Ultracongruent: 5.6 percent
• Other: 8 percent


4. Unicompartmental knee replacements: 3.2 percent of all primary knee replacements


5. Surgeons performing unicompartmental knee replacement: 24.3 percent


6. Surgeons performing patellofemoral arthroplasty: 4.7 percent


7. Average length of stay for primary hip replacements: 3.5 days


8. Average length of stay for primary knee replacements: 2.9 days


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Dr. Troy Wide joins OrthoArizona: 3 highlights
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