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Table 2 T1ρ values (ms) for articular cartilage on the femoral condyle

From: Detection of early cartilage deterioration associated with meniscal tear using T1ρ mapping magnetic resonance imaging

  Superficial (−30°-0°) Deep (−30°-0°) Superficial (0°-30°) Deep (0°-30°) Superficial (30°-60°) Deep (30°-60°) Superficial (60°-90°) Deep (60°-90°)
Meniscal tear group 49.0 ± 4.0 45.2 ± 3.3 54.6 ± 5.3 46.8 ± 4.0 50.5 ± 3.1 52.2 ± 3.6 45.4 ± 3.1 46.2 ± 3.4
Control group 45.1 ± 2.1 39.6 ± 5.0 47.4 ± 5.7 40.7 ± 6.3 47.1 ± 5.7 47.8 ± 7.6 42.5 ± 5.8 42.9 ± 6.4
P-value <0.05 <0.05 <0.05 <0.05 <0.05 0.08 0.29 0.15
Comparison between the OA severity groups     
Normal (n = 12) 47.7 ± 3.8 47.1 ± 4.0 53.2 ± 6.3 46.1 ± 4.2 49.8 ± 3.5 51.9 ± 3.5 45.0 ± 4.0 46.3 ± 4.2
Mild OA (n = 10) 48.2 ± 3.3 48.9 ± 4.2 56.0 ± 4.4 47.1 ± 4.0 51.1 ± 3.5 52.5 ± 4.0 45.0 ± 2.3 45.8 ± 2.5
P-value 0.88 0.72 0.18 0.87 0.62 0.84 0.87 0.71
Comparison between genders     
Male (n = 15) 47.7 ± 3.7 45.3 ± 3.5 54.6 ± 5.2 46.9 ± 4.1 50.1 ± 3.5 52.6 ± 4.2 46.0 ± 3.6 46.3 ± 4.1
Female (n = 7) 48.2 ± 4.5 46.7 ± 4.1 54.7 ± 6.0 46.8 ± 4.0 51.4 ± 2.5 51.5 ± 2.4 44.0 ± 1.9 46.2 ± 2.0
P-value 0.25 0.32 0.33 0.80 0.29 0.53 0.32 1.00