From: Quantitative T2 mapping of glenohumeral joint osteoarthritis: a case-control study
Zone | Control group (A) (n = 20) | Primary OA (B) (n = 15) | Secondary OA (C) (n = 20) | A versus B | A versus C | B versus C | ||
---|---|---|---|---|---|---|---|---|
Grade I | Grade I (n = 7) | Grade II (n = 9) | Grade III (n = 4) | |||||
Humeral surface | 44.75 ± 6.5 | 60 ± 7.0 | 65 ± 1.2 | 0.004 | 0.001 | 0.12 | ||
Mid zonal | 46.47 ± 4.5 | 59.81 ± 3.7 | 65 ± 8 | 0.001 | 0.001 | 0.17 | ||
Glenoid surface | 46.9 ± 5.1 | 57 ± 5.2 | 63 ± 1.0 | 0.006 | 0.003 | 0.23 |