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Table 5 ROC analysis (n = 548)

From: Psychometric properties of the fatigue questionnaire EORTC QLQ-FA12 and proposal of a cut-off value for young adults with cancer

Cutoff (case ≥ ...) Value (95% CI)
SEN SPE Youden J PPV NPV ACC
8 98 (96–100) 53 (48–57) 0.51 (0.48–0.53) 37 (31–42) 99 (98–100) 63 (59–67)
9 97 (93–100) 60 (55–65) 0.57 (0.53–0.59) 40 (34–46) 98 (97–100) 68 (64–72)
10 94 (90–98) 66 (61–70) 0.60 (0.56–0.62) 43 (37–49) 98 (96–99) 72 (68–75)
11 92 (88–97) 71 (67–75) 0.64 (0.60–0.66) 47 (41–53) 97 (95–99) 76 (72–79)
12 91 (86–96) 77 (73–81) 0.68 (0.64–0.70) 52 (45–59) 97 (95–99) 80 (77–83)
13 89 (83–95) 81 (77–84) 0.70 (0.66–0.73) 56 (49–63) 96 (94–98) 82 (79–86)
14 83 (76–90) 83 (79–86) 0.66 (0.62–0.69) 57 (50–65) 95 (92–97) 83 (80–86)
15 81 (74–88) 86 (83–90) 0.67 (0.63–0.71) 62 (55–70) 94 (92–96) 85 (82–88)
16 72 (64–80) 89 (86–92) 0.62 (0.57–0.65) 65 (57–73) 92 (89–95) 86 (83–89)
17 62 (53–71) 92 (89–94) 0.54 (0.49–0.58) 67 (59–76) 90 (87–93) 85 (82–88)
18 52 (43–61) 94 (92–96) 0.46 (0.41–0.51) 70 (61–80) 88 (85–91) 85 (82–88)
  1. Cut-off values for the general fatigue index (0–30). SEN (sensitivity) SPE (specificity), PPV (positive predicted value), NPV (negative predicted value), ACC (accuracy). Values with SEN or SPE below 50% are not presented