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Table 3 Univariate and multivariate associations of the effects of interventions on outcome measures of capability to work at 18 months (recovered capability to work: yes, n = 84; no, n = 23)

From: Recovering the capability to work among patients with chronic low Back pain after a four-week, multidisciplinary biopsychosocial rehabilitation program: 18-month follow-up study

Variables (T0–T1) OR (95% CI) Univariate p-value Adjusted OR † (95% CI) Multivariate p-value
COMI Total 1.54 (1.06; 2.38) 0.04* 1.61 (1.05; 2.66) 0.04*
COMI Pain 1.25 (0.95; 1.68) 0.11 1.25 (0.93; 1.73) 0.15
COMI Function 1.16 (0.93; 1.46) 0.18 1.25 (0.92; 1.71) 0.15
COMI Disability 0.96 (0.85; 1.12) 0.60 0.99 (0.84; 1.16) 0.91
COMI sQOL 1.29 (1.04; 1.64) 0.03* 1.27 (0.99; 1.70) 0.07
COMI gQOL 1.48 (1.11; 2.04) 0.01* 1.58 (1.12; 2.37) 0.02*
ODI 1.05 (1.01; 1.11) 0.051 1.10 (1.02; 1.18) 0.01*
TSK 1.05 (0.97; 1.12) 0.18 1.05 (0.98; 1.13) 0.19
HADS depression 1.12 (0.94; 1.32) 0.20 1.15 (0.95; 1.40) 0.15
HADS anxiety 1.20 (0.98; 1.48) 0.08 1.28 (1.01; 1.68) 0.055
PCS 0.96 (0.88; 1.02) 0.24 0.93 (0.84; 1.02) 0.15
MCS 0.97 (0.91; 1.01) 0.16 0.96 (0.90–; 1.01) 0.16
  1. T0 at baseline, T1 end of program, COMI Core Outcome Measure Index, sQol symptom-related Quality of Life, gQol general Quality of Life, ODI Oswestry Disability Index (range 0–100), TSK Tampa Scale for Kinesiophobia (range 17–68); HADS, Hospital Anxiety and Depression Scale (range 0–21), PCS physical quality of life (range 0–100), MCS mental quality of life (range 0–100)
  2. † Adjusted for age, sex, and duration of incapability to work at baseline
  3. P values were obtained using univariate and multivariate logistic regression