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Table 2 Association between current Achilles enthesitis and patient-reported outcomes at baseline

From: Achilles enthesitis on physical examination leads to worse outcomes after 2 years of follow up in patients with ankylosing spondylitis from REGISPONSER-AS registry

 

Crude β coefficient (95%CI)a

Current Achilles vs. no current Achilles enthesitis

β coefficient (95% CI) adjustedb

Current Achilles vs. no current Achilles enthesitis

Global VAS

1.31 (0.50 to 2.11)

1.45 (0.60 to 2.31)

BASDAI

1.47 (0.77 to 2.17)

1.65 (0.92 to 2.38)

mBASDAI

1.01 (0.27 to 1.75)

1.23 (0.45 to 2.00)

ASDAS-CRP

0.44 (0.11 to 0.78)

0.58 (0.22 to 0.93)

BASFI

9.06 (0.93 to 17.20)

11.58 (3.48 to 19.68)

PC-SF12

 − 3.28 (− 6.75 to 0.19)

 − 4.23 (− 7.99 to − 0.47)

MC-SF12

 − 1.07 (− 5.20 to 3.05)

 − 1.45 (− 5.94 to 3.05)

  1. aLinear regression models
  2. bLinear regression models adjusted for age, body mass index and current anti-TNF
  3. ASDAS-CRP Ankylosing Spondylitis Disease Activity Score, BASDAI Bath Ankylosing Spondylitis Disease Activity Index, BASFI Bath Ankylosing Spondylitis Functional Index, Global VAS patient’s global visual analog scale, mBASDAI modified Bath Ankylosing Spondylitis Disease Activity Index, MC-SF12, mental component from the SF-12 questionnaire, PC-SF12 physical component from the SF-12 questionnaire