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Table 2 Summary statistics of the observed and predicted EQ-5D-3L index scores

From: Assessing the external validity of algorithms to estimate EQ-5D-3L from the WOMAC

  Mean SD Median Min Max
Observed 0.718 0.214 0.727 −0.181 1.0
Barton prediction 0.642 0.157 0.682 −0.207 0.829
Xie prediction 0.750 0.056 0.750 0.576 0.834
Wailoo prediction_WA 0.648 0.219 0.662 −0.096 0.972
Wailoo prediction_CEC 0.676 0.280 0.703 −0.290 0.995
  1. SD standard deviation, WA weighted average, CEC conditional on estimated component