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. Author manuscript; available in PMC: 2018 Apr 1.
Published in final edited form as: Compr Psychiatry. 2016 Dec 21;74:134–143. doi: 10.1016/j.comppsych.2016.12.003

Table 4.

Results from ROC analysis in the whole sample: cut-off scores, sensitivity, specificity, and area under the curve (AUC) of the six cumulative exposure indexes.

Cumulative Exposure Indexes Cut-off % Sensitivity % Specificity AUC (95% CI)
Actual Frequency 210.25 .625 .638 .620 (.500 −.741)
Recoded Frequency 23.50 .833 .449 .663 (.562 −.764)
Variety 15.50 .958 .324 .662 (.565 −.759)
Nomothetic Severity 46.28 .958 .357 .666 (.569 −.762)
Idiographic Severity 53.50 .833 .659 .794 (.713 −.874)
Combined Approach 591.73 .625 .638 .622 (.503 −.741)