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Table 3 Relative values of BML volume by the CAS and the MS method

From: Measurement of bone marrow lesions by MR imaging in knee osteoarthritis using quantitative segmentation methods – a reliability and sensitivity to change analysis

Relative BML volumes

Area

Segmentation method

% BML involvement, median (25th - 75th quartile)

Observer 1

Observer 2

Femur

CAS

10.5 (3.8 - 25.6)

9.5 (3.7 - 26.6)

Manual

14.9 (5.6 - 31.2)

14.8 (5.0 - 36.9)

Tibia

CAS

6.5 (2.7 - 21.9)

7.7 (2.6 - 19.5)

Manual

19.7 (7.9 -34.1)

17.5 (7.8 - 35.6)

  1. CAS = computer assisted segmentation.
  2. In 32/31 femoral condyles and 31/29 tibial plateaus (CAS/MS respectively).
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