| Negative | Positive | Total No. | Age group |
| 6 | 9 | 15 | Newborn, 1 yr |
| 9 | 15 | 24 | Toddler, 1 yr - 3 yr |
| 7 | 13 | 20 | Child, 3 - 9 yr |
| 0 | 4 | 4 | Preteen, 9 - 12 yr |
| 1 | 3 | 4 | Teenage 13 - 15 yr |