Table 3.

Classification systems utilised for osteochondral damage staging assessment

Classification systems	No. of studies
Berndt and Harty Classification System [15]	16
MOCART [73]	8
International Cartilage Repair Society (ICRS) [18]	8
Hepple et al. [52]	5
Ferkel and Cheng [37]	3
Anderson et al. [6]	3
Dipaola et al. [30]	3
Outerbridge Classification System [87]	2
Bristol Classification System [101]	2
Osteoarthritis Classification System [125]	1
Sefton Articular Stability Scale [107]	1
Pritsch Classification System [97]	1
FOC (Fracture, Osteonecrosis, Cyst) [34]	1
Takakura Radiologic Arthrosis Classification System [113]	1
Giannini Classification System [42]	1
Scranton and McDermott Classification System [106]	1
Mintz et al. [79]	1
Guhl [46]	1

Some studies utilised >1 classification system, and others did not utilise a classification system