CLINICAL SAMPLE N= 39 Cut-off score Sensitivity Specificity +LR -LR +PV -PV Correctly classified (%) AUC of 0.895 (95% CI 0.781-1.0) Scored with confirmatory questions ≥2 100.0 50 2.00 0.00 88.5 100 90 ≥3 80.6 75 3.24 0.26 92.9 50 80 ≥4 54.8 100 0.00 0.45 100 50 100

+LR = Positive likelihood ratio; -LR = Negative likelihood ratio +PV = Positive Predictive Value; -PV = Negative Predictive Value AUC = Area under curve; CI = Confidence interval

Table 4: Cut-off scores, sensitivity, specificity, and classifying power of the SASAPAS in study 1.