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. 2019 Feb 19;14(2):e0211116. doi: 10.1371/journal.pone.0211116

Table 3. Model performance by cutoff (0–100%).

Actual attempt
Cutoff No Yes Sensitivity Specificity PPV NPV Accuracy
0% Classified attempt No 0 0 1.00 0.00 0.40 0.00 0.40
Yes 9 6
10% Classified attempt No 1 0 1.00 0.11 0.43 1.00 0.47
Yes 8 6
20% Classified attempt No 2 1 0.83 0.22 0.42 0.67 0.47
Yes 7 5
30% Classified attempt No 4 2 0.67 0.44 0.44 0.67 0.53
Yes 5 4
40% Classified attempt No 8 3 0.50 0.89 0.75 0.73 0.73
Yes 1 3
50% Classified attempt No 8 5 0.17 0.89 0.50 0.62 0.60
Yes 1 1
60% Classified attempt No 8 5 0.17 0.89 0.00 0.62 0.60
Yes 1 1
70% Classified attempt No 9 6 0.00 1.00 0.00 0.60 0.60
Yes 0 0
80% Classified attempt No 9 6 0.00 1.00 0.00 0.60 0.60
Yes 0 0
90% Classified attempt No 9 6 0.00 1.00 0.00 0.60 0.60
Yes 0 0
100% Classified attempt No 9 6 0.00 1.00 0.00 0.60 0.60
Yes 0 0