Table 5.
Predicting score accuracy
| Measure of accuracy | Cut off value, 4.5 | |
| n | % | |
| Sensitivity | 20/31 | 64.5 |
| Specificity | 96/120 | 80 |
| Positive predictive value | 30/44 | 45.5 |
| Negative predictive value | 96/107 | 89.7 |
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