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Table 4 Sick leave among the working population in each subgroup after 3 months (n = 462)

From: Prognostic implications of the Quebec Task Force classification of back-related leg pain: an analysis of longitudinal routine clinical data

  Odds ratios (95% CI) Odds ratios (95% CI) Odds ratios (95% CI)
Model I: Unadjusted association Model II: Adjusted for duration Model III: Adjusted for duration, general health, activity limitation
Subgroups p = 0.02 p = 0.04 p = 0.7
Local LBP [reference]    
LBP + pain above knee 1.44 (0.64 – 3.26) 1.45 (0.64 – 3.28) 1.21 (0.50 – 2.91)
LBP + pain below knee 1.23 (0.57 – 2.63) 1.18 (0.55 – 2.54) 0.84 (0.37 – 1.91)
LBP + NRI 2.25 (1.21 – 4.19)*§ 2.13 (1.13 – 4.00)*§ 1.21 (0.61 – 2.43)
AUC = 0.58 AUC = 0.60
  1. *p < 0.05 in comparison with Local LBP.
  2. §p < 0.05 in comparison with LBP + pain below knee.
  3. AUC Area under the Receiver Operating Characteristic curve.