Summary of assigned NBATS points using ISS
| TSA | Criteria | Total NBATS points | Total NBATS points for alternate element 2* | Recommended number of trauma centers | Existing level I, II, and III (2015) | |||||
| 1 | 2 | 3 | 4 | 5 | 6 | |||||
| Population | Travel time | Support | Non-trauma centers patients (ISS>15) | Existing level I, II, and III centers | Patients seen at level I and II centers | |||||
| 1 | 4 | 2 | 5 | 0 | −2.5 | −2 | 6.5 | 6.5 | 2 | 3 |
| 2 | 4 | 1 | 5 | 0 | −1 | −1 | 8 | 9 | 2 | 1 |
| 3 | 10 | 1 | 5 | 1 | −5 | −2 | 8 | 9 | 2 | 5 |
| 4 | 4 | 1 | 5 | 0 | 0 | 1 | 11 | 14 | 3 | 0 |
| 5 | 4 | 2 | 5 | 0 | −1.5 | −1 | 8.5 | 8.5 | 2 | 2 |
| 6 | 2 | 1 | 5 | 3 | −2 | −1 | 8 | 8 | 2 | 3 |
| 7 | 2 | 1 | 5 | 0 | −1 | −1 | 6 | 6 | 2 | 1 |
| 8 | 4 | 1 | 5 | 0 | −1 | −1 | 8 | 9 | 2 | 1 |
| 9 | 4 | 3 | 5 | 0 | −1 | 1 | 12 | 13 | 3 | 1 |
| 10 | 2 | 2 | 5 | 0 | −1.5 | −1 | 6.5 | 6.5 | 2 | 2 |
*The alternate for element 2 is based on NBATS points allocated based on transport times to level I and II DTCs, as opposed to all acute care facilities. Based on the alternate NBATS point allocation, there are no changes in the DTC recommendations.
DTC, designated trauma center; ISS, Injury Severity Score; NBATS, Needs Based Assessment of Trauma Systems; TSA, trauma service area.