Table 8.
Negative (NPP) and positive predictive power (PPP) at various base-rates of malingering
| Variable | Cut-off | Base rate | NPP | PPP |
| Trial 1 | < 6 | .1 | .50 | .13 |
| .2 | .44 | .26 | ||
| .3 | .38 | .37 | ||
| Trial 5 | < 10 | .1 | .60 | .20 |
| .2 | .52 | .36 | ||
| .3 | .44 | .50 | ||
| Trial 1-5 | < 43 | .1 | .50 | .15 |
| .2 | .43 | .29 | ||
| .3 | .37 | .41 | ||
| Interference list | < 5 | .1 | .68 | .24 |
| .2 | .59 | .41 | ||
| .3 | .50 | .54 | ||
| Trial 6 | < 7 | .1 | .65 | .23 |
| .2 | .56 | .40 | ||
| .3 | .48 | .53 | ||
| Trial 7 | < 7 | .1 | .64 | .26 |
| .2 | .55 | .44 | ||
| .3 | .46 | .57 | ||
| Trial 6-5 | < 2 | .1 | .80 | .26 |
| .2 | .71 | .44 | ||
| .3 | .61 | .57 | ||
| Trial 7-5 | < 2 | .1 | .59 | .13 |
| .2 | .52 | .25 | ||
| .3 | .45 | .37 | ||
| Recognition | < 12 | .1 | .64 | .25 |
| .2 | .55 | .43 | ||
| .3 | .47 | .56 | ||
| Corrected recognition score | < 11 | .1 | .15 | .10 |
| .2 | .13 | .21 | ||
| .3 | .12 | .31 | ||
| 3recallednotrecog | > 1 | .1 | .64 | .28 |
| .2 | .54 | .47 | ||
| .3 | .45 | .60 | ||
| VLMT number of times the first word was recalled in trials 1 to 5 | < 5 | .1 | .36 | .13 |
| .2 | .31 | .25 | ||
| .3 | .27 | .37 | ||
| VLMT number of times the last word was recalled in trials 1 to 5 | < 4 | .1 | .57 | .11 |
| .2 | .51 | .22 | ||
| .3 | .44 | .32 | ||
| FIT recall | < 9 | .1 | .64 | .18 |
| .2 | .56 | .33 | ||
| .3 | .48 | .46 | ||
| FIT recognition | < 12 | .1 | .68 | .24 |
| .2 | .59 | .41 | ||
| .3 | .50 | .54 | ||
| FIT combination score | < 22 | .1 | .55 | .17 |
| .2 | .48 | .31 | ||
| .3 | .41 | .44 | ||
| BSV-STM correct responses | < 84 | .1 | .34 | .20 |
| .2 | .28 | .36 | ||
| .3 | .23 | .49 | ||
| BSV-STM RT | > 774 | .1 | .48 | .23 |
| .2 | .40 | .40 | ||
| .3 | .33 | .53 | ||
| VLMT 1 | < 57 | .1 | .67 | .29 |
| .2 | .58 | .48 | ||
| .3 | .48 | .61 | ||
| COMB 1 | < 58 | .1 | .67 | .29 |
| .2 | .58 | .48 | ||
| .3 | .48 | .61 |