Test set used for knee osteoarthritis classification according to the Kellgren-Lawrence classification. 1121 images from 300 exams. OpenAccess article available here.

Keywords: Radiology, Computed radiography, Knee, Radiographs, Osteoarthritis.

Sample images

Sample images with reduced image quality. Please click to preview.

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Dataset information

Short name	KOA2021
Origin	Clinical
Cite as	Max Gordon and Ehsan Akbarian (2021) Knee osteoarthritis classification according to Kellgren-Lawrence doi:10.23698/aida/koa2021
Field	Radiology
Organ	Knee
Age span	15+
Title	Knee osteoarthritis classification according to Kellgren-Lawrence
Author	Max Gordon Ehsan Akbarian
Year	2021
DOI	doi:10.23698/aida/koa2021
Status	Completed
Version	1.0.0
Scans	1121
Annotations
Size	1.4GB
Resolution
Modality	CR
Scanner
Stain
Phase
References	Olsson, S., Akbarian, E., Lind, A. et al. Automating classification of osteoarthritis according to Kellgren-Lawrence in the knee using deep learning in an unfiltered adult population. BMC Musculoskelet Disord 22, 844 (2021). https://doi.org/10.1186/s12891-021-04722-7
Copyright	Copyright 2021 Karolinska Institutet, Max Gordon
Access	Available under the following licenses, described in the License section below. Controlled access Free for use in legal and ethical medical diagnostics research. AIDA BY license Free for use within AIDA with attribution.

Annotation

Manually annotated by experienced orthopedic surgeons with a consensus session for exams with disagreement in any of the classes.

License

Controlled access

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AIDA BY license

Copyright 2021 Karolinska Institutet, Max Gordon

Permission to use, copy, modify, and/or distribute this data within Analytic Imaging Diagnostics Arena (AIDA) for the purpose of medical diagnostics research with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies, and that publications resulting from the use of this data cite the following works:

Max Gordon and Ehsan Akbarian (2021) Knee osteoarthritis classification according to Kellgren-Lawrence doi:10.23698/aida/koa2021.

Olsson, S., Akbarian, E., Lind, A. et al. Automating classification of osteoarthritis according to Kellgren-Lawrence in the knee using deep learning in an unfiltered adult population. BMC Musculoskelet Disord 22, 844 (2021). https://doi.org/10.1186/s12891-021-04722-7

THE DATA IS PROVIDED “AS IS” AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS DATA INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR CHARACTERISTICS OF THIS DATA.