High intra- and inter-observer reliability of the PJI-TNM classification in acute and chronic periprosthetic hip joint infection

Dominic Simon, Jonas Tumler, Lennart M. Schroeder, Florian Pachmann, Eduardo Suero, Boris M. Holzapfel, Gautier Beckers, Kathrin Pfahl · 2026

Read High intra- and inter-observer reliability of the PJI-TNM classification in acute and chronic periprosthetic hip joint infection by Dominic Simon, Jonas Tumler, Lennart M. Schroeder, Florian Pachmann, Eduardo Suero, Boris M. Holzapfel, Gautier Beckers, Kathrin Pfahl (2026) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-13237877.txt.

Description

Dominic Simon and co-authors tested in 2026 whether a cancer-style staging system, adapted for infections around man-made hips, gives consistent answers in different hands. Three raters classified 185 infected hip replacements on their own, 84 acute and 101 chronic, then repeated the exercise ninety days later. The PJI-TNM scheme borrows the tumor, node, metastasis logic of oncology staging.

Agreement was strong. The same rater reproduced earlier scores at very good levels for both acute and chronic infections, and raters agreed strongly with each other, slightly less so for chronic cases. The authors conclude the scheme is robust enough for routine use in grading these infections. Consistent staging, they argue, supports clearer treatment decisions and fairer matches between hospitals and studies.

Catalog record

CREATORDominic Simon, Jonas Tumler, Lennart M. Schroeder, Florian Pachmann, Eduardo Suero, Boris M. Holzapfel, Gautier Beckers, Kathrin Pfahl
YEAR2026
COLLECTIONPAPERS
FORMATTXT
FILE SIZE22 KB
VERSION1.0
LICENSECC BY 4.0
RIGHTSCC BY
SOURCEEurope PMC

Source: https://europepmc.org/articles/PMC13237877

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