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Table 2 Routine MRI findings and T2 values among case and control groups

From: Role of adding T2 mapping sequence to the routine MR imaging protocol in the assessment of articular knee cartilage in osteoarthritis

  Control group Patient group Test value p value Sig.
No. = 20 No. = 30
Routine MRI Normal by MRI 20 (100.0%) 8 (26.7%) 26.190a 0.001 HS
Abnormal by MRI 0 (0.0%) 22 (73.3%)
T2 value (ms) Mean±SD 39.30 ± 10.00 63.90 ± 9.14 −8.984b 0.001 HS
Range 31-66 46-87
T2 value (ms) Normal by T2 map 18 (90.0%) 1 (3.3%) 38.257a 0.001 HS
Abnormal by T2 map 2 (10.0%) 29 (96.7%)
  1. p value >0.05: non significant (NS); p value <0.05: significant (S); p value< 0.01: highly significant (HS)
  2. aChi-square test
  3. bIndependent t test