Table 2.
Comparison of T1ρ relaxation times (ms) between control and knee osteoarthritis (KOA) groups across articular cartilage and meniscal regions
| Group | n | MTC | MTP | MFP | LFC | LTP | AHM | PHM |
|---|---|---|---|---|---|---|---|---|
| Control | 30 | 36.34±4.04 | 36.26±4.51 | 38.09±4.79 | 37.26±4.64 | 37.22±4.63 | 17.48±11.55 | 21.66±11.22 |
| KOA | 56 | 42.50±7.26 | 40.52±5.00 | 42.08±7.40 | 44.83±5.94 | 41.87±6.73 | 28.56±10.13 | 30.75±10.08 |
| P value | - | <0.05 | <0.05 | <0.05 | <0.05 | <0.05 | <0.05 | <0.05 |
| Mild degeneration | 17 | 34.88±4.05 | 37.81±4.90 | 35.77±5.40 | 40.99±4.95 | 35.87±4.75 | - | - |
| Severe degeneration | 39 | 45.82±5.66 | 41.70±4.60 | 44.84±6.47 | 46.50±5.58 | 44.48±5.74 | - | - |
| P value | - | <0.05 | <0.05 | <0.05 | <0.05 | <0.05 | - | - |
MFC, Medial Femoral Condyle; MTP, Medial Tibial Plateau; MFP, Medial Facet of the Patella; LFC, Lateral Femoral Condyle; LTP, Lateral Tibial Plateau; AHM, Anterior Horn of the Medial Meniscus; PHM, Posterior Horn of the Medial Meniscus