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. Author manuscript; available in PMC: 2009 Mar 24.
Published in final edited form as: Learn Individ Differ. 2008 Mar;18(3):346–359. doi: 10.1016/j.lindif.2008.05.002

Table 3.

Indices of classification accuracy for each cohort within each treatment condition.

TP FP TN FN Sensitivitya Specificity b Overall Accuracy Rate c
IO Baseline 40.4 10.3 37.2 12.2 76.8 78.3 77.6
IO Implementation 23.4 29.0 39.5 8.1 74.3 57.7 62.9
IO Maintenance 22.4 31.2 41.6 4.8 82.4 57.1 64.0
PDO Baseline 27.3 22.1 42.9 7.8 77.8 68.1 70.2
PDO Implementation 17.1 29.9 50.6 2.4 87.7 62.9 67.7
PDO Maintenance 16.3 35.4 47.6 .7 95.9 56.7 63.9
PD+I Baseline 24.1 35.8 39.4 0.8 96.8 52.4 63.5
PD+I Implementation 16.6 40.7 42.1 0.7 96.0 50.8 58.1
PD+I Maintenance 16.0 45.8 36.8 1.4 92.0 44.6 52.8
a

Sensitivity = True Positive / True Positives + False Negatives

b

Specificity = True Negatives / True Negatives + False Positives

c

Total Accuracy = True Positives + True Negatives