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Retrospective Study
Copyright: ©Author(s) 2026.
World J Orthop. Sep 18, 2026; 17(9): 114039
Published online Sep 18, 2026. doi: 10.5312/wjo.114039
Table 1 Demographic data, %

MOPS cohort (n = 29)
Mean age (years)38.9 (21-58)
Mean BMI28.94 (21.1-48.1)
Gender
Female68.96
Male31.03
Mean presurgical symptom duration (month)14.0 ± 14.3 (range 1-62)
Chondral lesion site (n = 39)
Patella53.8
Multiple unicompartmental sites17.9
Medial femoral condyle23.1
Lateral femoral condyle10.3
Trochlear groove7.7
Lateral tibial plateau5.1
ICRS lesion (n = 38)
Grade 22.6
Grade 310.5
Grade 4115.8
Grade 4A57.9
Grade 4B13.2


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