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Table 4 Performance of predictive values (%) of the SAD PERSONS 10-item score towards 6-month self-harm acts (n = 147)

From: Validation of the Chinese SAD PERSONS Scale to predict repeated self-harm in emergency attendees in Taiwan

Cut-offs

Sensitivity

Specificity

PPV

NPV

Score 5/6

46.2

79.1

50.0

72.4

Score 4/5

65.4

58.1

50.0

72.4

Score 3/4

84.6

33.7

56.5

68.4

  1. Abbreviations: PPV (Positive predictive value); NPV Negative predictive value).
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BMC Psychiatry

ISSN: 1471-244X

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