Table 3.
Psychometric indicators of the various cutoff points for the SDQ prosocial behavior scale.
| DAWBA gold standard | SDQ prosocial behavior: cutoff points | Se | Sp | MCR | PPV | NPV |
|---|---|---|---|---|---|---|
| Social skills | 2 | 1 | 0.03 | 0.28 | 0.72 | 1 |
| 3 | 0.99 | 0.06 | 0.28 | 0.73 | 0.67 | |
| 4 | 0.99 | 0.09 | 0.27 | 0.73 | 0.75 | |
| 5 | 0.94 | 0.18 | 0.28 | 0.74 | 0.55 | |
| 6 | 0.91 | 0.29 | 0.27 | 0.76 | 0.56 | |
| 7 | 0.87 | 0.32 | 0.28 | 0.77 | 0.50 | |
| 8 | 0.85 | 0.47 | 0.26 | 0.80 | 0.55 | |
| 9 | 0.63 | 0.76 | 0.33 | 0.87 | 0.45 | |
| 10 | 0.47 | 0.79 | 0.44 | 0.85 | 0.37 |
Se, Sensitivity; Sp, Specificity; MCR, Misclassification rate; PPV, Positive predictive value; NPV, Negative predictive value; Bold values, Suggested cutoff point.