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Table 3 Regressions of changes in pain intensity, psychological distress, physical functioning and health (Model 1). In model 2 are excluded the baseline variable used for calculating the changes

From: Weak outcome predictors of multimodal rehabilitation at one-year follow-up in patients with chronic pain—a practice based evidence study from two SQRP centres

Model 1    Model 1    Model 1    Model 1   
Changes in pain intensity
(n = 227)
VIP Sign of Coeff Changes in psychological distress (n = 227) VIP Sign of Coeff Changes in physical functioning
(n = 227)
VIP Sign of Coeff Changes in health aspects
(n = 202)
VIP Sign of Coeff
NRS-7days 1.74 + HAD-A 1.49 + SF36-PF 1.73 - EQ5D-VAS 2.01 -
MPI- pain-severity 1.27 + HAD-D 1.24 + RTW-when 1.36 - EQ5D-index 1.52 -
MPI – social support 1.24 + MPI-Distress 1.24 + Own prognosis-RTW 1.27 -    
Work/study-now 1.14 + SF36-MCS 1.09 -       
LISAT –psychhealth 1.09 +          
R 2 0.25   R 2 0.15   R 2 0.17   R 2 0.20  
Q 2 0.16   Q 2 0.12   Q 2 0.13   Q 2 0.12  
Model 2    Model 2    Model 2    Model 2   
Changes in pain intensity
(n = 227)
VIP Sign of Coeff Changes in psychological distress
(n = 227)
VIP Sign of Coeff Changes in physical functioning
(n = 227)
VIP Sign of Coeff Changes in health aspects
(n = 197)
VIP Sign of Coeff
MPI- SocSupp 1.36 + SF36-MCS 1.38 - RTW-when 1.48 - Pain-duration-persistent 1.21 -
Work/study-now 1.30 + MPI-LifeCon 1.10 - Own prognosis-RTW 1.38 - Age 1.09 -
LISAT-psychhealth 1.22 + LISAT-life 1.02 - SF36-PSC 1.07 - Pain duration 1.06 -
Education 1.08 +        RTW-when 1.04 -
LISAT-somhealth 1.01 -        Own prognosis-RTW 1.03 -
Pain-duration-persistent 1.01 -        CPAQ-AE 1.02 -
R 2 0.14   R 2 0.07   R 2 0.15   R 2 0.05  
Q 2 0.10   Q 2 0.06   Q 2 0.06   Q 2 0.03  
  1. Background and baseline variables (cf. Additional file 1: Table S1) were used as regressors. The significant variables are shown and for each of these are reported VIP (VIP > 1.0 is significant) and the sign of the coefficient (+ or -). The two bottom rows of each model report R2 and Q2