The screening accuracy of the TRACK scores at the follow-up visit
| Cut-off points | OR | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) | False-positive rate (%) | Accuracy (%) |
| 65 | 4.54 | 22.8 | 99.0 | 70.0 | 92.9 | 30.0 | 72.0 |
| 70 | 3.37 | 30.7 | 96.6 | 71.7 | 83.3 | 28.3 | 73.2 |
| 75 | 3.73 | 44.7 | 93.7 | 75.5 | 82.8 | 24.5 | 77.0 |
| 80 | 2.61 | 64.0 | 86.5 | 81.3 | 72.3 | 18.6 | 78.5 |
| 85 | 2.72 | 80.7 | 71.5 | 87.1 | 60.9 | 13.0 | 74.8 |
| 90 | 2.43 | 90.4 | 49.3 | 90.3 | 50.0 | 9.7 | 63.9 |
NPV, negative predictive value; PPV, positive predictive value; TRACK, Test for Respiratory and Asthma Control in Kids.