Table 1.

Enthesitic sites, according to the Maastricht Ankylosing Spondylitis Enthesitis Score, in 1505 patients.

Siten%
First costochondral28719.1
Seventh costochondral21514.3
Iliac crest26717.7
Anterior-superior spina iliaca28218.7
Posterior spina iliaca34322.8
Spinal process — L528719.1
Achilles tendon29319.5