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33percent at 5 years

In the Scottish cohort, the estimated rate of secondary carpal tunnel decompression after a steroid injection was 15% at one year and 33% at five years.

Checked against its source on October 16, 2026

In the source's own words

“Kaplan–Meier rate of secondary CTD was 15% at 1 year and 33% at 5 years.”

Corticosteroid injection for carpal tunnel syndrome: a 5-year survivorship analysis, PJ Jenkins and AD Duckworth, Hand (N Y), 2012, Results.

Open the original (DOI 10.1007/s11552-012-9390-8)
What it measures
This is a survival estimate: the rate of surgery among people still without it at each point.
What it does not show
A single unit with no comparison group, so it describes how often steroid injections fail rather than their effect against surgery.

Source

Cited on

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