Table 3

Number (%) of subjects with moderate/severe bone marrow oedema lesions in the sacroiliac joint (SIJ; scoreā©¾2) and/or lesions in the lumbar spine (>0) according to whether they had inflammatory back pain, mechanical back pain, or no pain symptoms

InflammatoryMechanicalHealthy
No lesions24 (47)9 (82)10 (91)
SIJ only12 (23)0 (0)0 (0)
Spine only7 (14)2 (18)1 (9)
SIJ and spine8 (16)0 (0)0 (0)