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Table 3 The detrimental effect of using Revicki’s model to predict the EQ-5D-5L crosswalk from the PROMIS-29 for the United Kingdom, France, and Germany

From: Predicting EQ-5D-5L crosswalk from the PROMIS-29 profile for the United Kingdom, France, and Germany

  R2adj ICC Bias nRMSE nMAE 95% theoretical LoA 95% empirical LoA
France
Revicki 0.61 0.78  − 0.09 0.112 0.072  − 0.38; 0.20  − 0.38; 0.08
Polynomial regression 0.72 0.85 0.00 0.075 0.052  ± 0.23  − 0.19; 0.17
Germany
Revicki 0.53 0.73 0.00 0.091 0.058  − 0.22; 0.22  − 0.18; 0.14
Polynomial regression 0.64 0.80 0.00 0.079 0.051  ± 0.19  − 0.16; 0.13
UK
Revicki 0.68 0.82  − 0.10 0.113 0.075  − 0.39; 0.19  − 0.39; 0.07
Polynomial regression 0.74 0.86 0.00 0.076 0.053  ± 0.25  − 0.20; 0.17
  1. UK United Kingdom, adj adjusted, ICC intraclass correlation coefficient, nRMSE normalized root mean squared error, nMAE normalized mean absolute error, LoA levels of agreement
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