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Table 3 Linear regression analysis showing univariable and multivariable associations of predictors of self-rated wellness and health (Adjusted R2 = 0.226 and P = 0.001)a

From: Association of lifestyle elements with self-rated wellness and health status in patients with Behcet’s disease

Predictors Univariate association Multivariable model
β (95% CI) P β (95% CI) P
Age, years −0.03 (− 0.13–0.06) 0.50 Removed
By Backward
Elimination
Sex 0.60 (−1.58–2.78) 0.60
Nutritional score 0.70 (−0.25–0.39) 0.40
Mood status score −0.18 (− 0.30 - -0.06) 0.003 − 0.12 (− 0.24–0.01) 0.07
Sleep quality score −0.17 (− 0.26 - -0.07) 0.001 −0.13 (− 0.23 - -0.02) 0.02
Smoking rate, pack-years 0.08 (−0.13–0.30) 0.40 Removed
By Backward
Elimination
No 30-minute physical activity −0.016 (− 0.35–0.32) 0.90
BMI, kg/m2 −0.07 (− 0.35–0.19) 0.60
Disease duration, years −0.11 (− 0.21 - -0.003) 0.04
Genital aphthous − 1.39 (− 3.5–0.72) 0.19
Ocular involvement 2.00 (− 1.99–5.99) 0.30
Skin involvement 0.98 (−3.04–4.99) 0.60
CRP −3.67 (− 11.4–4.08) 0.40
Hb level, mg/dl 0.33 (− 0.42–1.07) 0.40
Platelet/Lymphocyte ratio − 0.03 (− 0.17–0.11) 0.70
Neutrophil/Lymphocyte ratio −0.04 (− 0.41–0.34) 0.80
  1. aThe dependent variable in this backward linear regression was self-rated wellness and health status. All other variables in Table 3 were considered as independent variables