From: Development of a rapid knee cartilage damage quantification method using magnetic resonance images
 | Baseline medial JSN Grade | ||||
---|---|---|---|---|---|
Cartilage measure | JSN = 0 (n = 43) mean (SD) | JSN = 1 (n = 31) mean (SD) | JSN = 2 (n = 25) mean (SD) | JSN = 3 (n = 3) mean (SD) | p-value for trend |
 | Cross-sectional | ||||
Femur CDI (Baseline) | 825.14 (148.42) | 754.71 (125.54) | 529.29 (130.35) | 325.89 (324.51) | <0.01 |
Tibia CDI (Baseline) | 352.29 (72.47) | 328.96 (60.91) | 233.45 (68.77) | 95.83 (99.73) | <0.01 |
Tibiofemoral CDI (Baseline) | 1177.40 (198.78) | 1083.70 (173.17) | 762.74 (183.50) | 421.72 (420.65) | <0.01 |
 | Longitudinal | ||||
Femur CDI (Change) | −31.06 (46.40) | −49.67 (61.65) | −78.55 (66.81) | −185.4 (170.07) | <0.01 |
Tibia CDI (Change) | −12.17 (25.16) | −23.27 (33.83) | −46.18 (52.46) | −42.41 (41.07) | <0.01 |
Tibiofemoral CDI (Change) | −43.23 (57.65) | −72.94 (76.02) | −124.70 (97.47) | −227.80 (208.59) | <0.01 |