Association of medial meniscal extrusion with medial tibial osteophyte distance detected by T2 mapping MRI in patients with early-stage knee osteoarthritis

Table 2 Association between medial meniscal extrusion and magnetic resonance imaging-detected osteoarthritis features of medial tibiofemoral joint of the knee in patients with early-stage knee osteoarthritis

Factor	Univariable β	p Value	Multivariable β	p Value
Proton density-weighted MRI
WORMS
Cartilage	0.472	0.001	0.352	0.009
Osteophyte	0.350	0.013	−0.200	0.207
Bone marrow lesion	0.112	0.440	−0.037	0.725
Subchondral bone cyst	0.393	0.005	−0.038	0.785
Subchondral bone attrition	0.300	0.034	−0.039	0.763
Medial meniscus lesion	0.445	0.001	0.174	0.144
T2 mapping MRI
Medial femoral osteophyte distance	0.429	0.002	−0.070	0.648
Medial tibial osteophyte distance	0.711	<0.001	0.711	<0.001
T2 value of medial meniscus	0.397	0.004	0.080	0.489

MRI Magnetic resonance imaging, WORMS Whole-Organ Magnetic Resonance Imaging Score
Osteophyte distance by T2 mapping is shown as the sum of the bone and cartilage parts of osteophyte distance

ISSN: 1478-6362