Knee Arthroplasty Annual Report 2026

What happens after knee replacement – and what does success really look like?

Look beyond a single outcome score. Explore how patients recover over time, how their experiences differ, and what patient-reported data can reveal about life after knee replacement.

The cover of the CODE Knee Arthroplasty Annual Report 2026, featuring a bar chart showing average KOOS JR improvement scores of 22.8, 29.8, and 32.6 at 3 months, 1 year, and 2 years.

A fuller picture of knee replacement recovery

Request your free PDF copy of CODE’s 2026 Knee Arthroplasty Annual Report, featuring patient-reported outcomes from before surgery through 2 years afterward.

Explore the report to:

Understand the recovery timeline—from early improvements to longer-term changes in pain and function.
See why improvement is only part of the story—and how it differs from reaching an acceptable final outcome.
Explore differences in recovery across patient groups, surgical techniques, and implant fixation.
Look beyond knee scores to patient expectations, mental health, and reported unplanned healthcare visits.

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Better decisions start with the patient’s view of recovery

With the CMS THA/TKA PRO-PM, CJR-X, and TEAM raising the stakes on outcomes and episode costs, it’s important to understand what happens after surgery, including what a single score or claim can miss.

300,000+
Knee procedures

See patient-reported outcomes alongside procedure and implant data from the CODE registry, with procedures from 40 states.

2 years
Of patient-reported follow-up

Follow recovery from before surgery to 3 months, 1 year, and 2 years across primary, bilateral, partial, and revision procedures.

6,000+
Patient comments reviewed

Patients report events hospital records miss. Comments on surgeries, unplanned visits, and life events were reviewed one by one.

Use the report to put your program’s outcomes in context and see where a closer look may matter most.

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