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Table 2 Summary statistics for various global score thresholds on the EDE-Q, EDE-QS (summation/average), and SCOFF

From: Further development of the 12-item EDE-QS: identifying a cut-off for screening purposes

Cut-offRate of probable ED (%)Se(95%CI)Sp(95%CI)PPV(95%CI)NPV(95%CI)AUC(95%CI)
EDE-Q
 2.625.94.85(.73–.93).80(.77–.84).32(.24–.40).98(.96–.99)88(.84–.93)
 2.724.87.83(.71–.92).81(.78–.85).32(.25–.41).98(.96–.99)
 2.823.26.80(.66–.89).83(.79–.86).33(.25–.42).97(.95–.99)
EDE-QS
 13/1.026.83.87(.75–.95).80(.76–.83).31(.24–.39).98(.96–.99)89(.84–.93)
 14/1.123.61.83(.71–.92).83(.79–.86).34(.26–.43).98(.96–.99)
 15/1.221.82.83(.71–.92).85(.81–.88).37(.28–.46).98(.96–.99)
 16/1.319.50.81(.69–.91).87(.84–.90).40(.31–.50).98(.96–.99)
SCOFF
 225.58.89(.77–.96).81(.77–.84).34(.26–.42).99(.97–.99).90(.87–.94)
  1. Note. ED eating disorders, Se Sensitivity, Sp Specificity, PPV Positive Predictive Value, NPV Negative Predictive Value, AUC Area Under the Curve, CI Confidence Interval