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Table 4 Results from the logistic regression analysis with odds ratios (OR) and 95% confidence interval for having (i) chronic pain vs. NCP, and (ii) CWP vs. NCP or CRP. The independent variables were all included, and thereby controlled for each other in the analyses

From: Prevalence of chronic widespread pain in a population-based cohort of patients with spondyloarthritis – a cross-sectional study

 

Chronic pain (n = 773)

CWP (n = 767)

OR (95% Cl)

p-value

OR (95% Cl)

p-value

Sex

 Men

1

 

1

 

 Women

1.91 (1.37–2.67)

≤0.001

1.70 (1.25–2.32)

0.001

Age

1.01 (1.00–1.03)

0.080

1.01 (1.0–1.03)

0.088

Diagnosis

 AS

1

 

1

 

 USpA

1.41 (0.99–2.00)

0.055

1.11 (0.80–1.53)

0.546

Smoking

 Never

1

 

1

 

 Ever

1.33 (0.97–1.83)

0.081

1.44 (1.07–1.95)

0.016

BMI

1.05 (1.10–1.10)

0.022

1.05 (1.01–1.09)

0.010

Disease duration

0.99 (0.97–1.01)

0.184

1.00 (0.98–1.01)

0.656

  1. AS ankylosing spondylitis, USpA undifferentiated spondyloarthritis, NCP no chronic pain, CRP chronic regional pain, CWP chronic widespread pain, BMI body mass index