Description of center-specific patient volume change and location of hospitals contributing to the enterprise-wide trauma registry
| Level I trauma center (n=8) | Level II trauma center (n=36) | Level III trauma center (n=26) | Level IV trauma center (n=15) | All hospitals (n=85) | |
| April absolute patient volume change, median (IQR), no. | −44 (−90 to −34) | −28 (−43 to −16) | −10 (−25 to −1) | −7 (−9 to 1) | −17 (−36 to -4) |
| April absolute patient volume change, median (IQR), % | −27.6 (−39.8 to −23.1) | −24.8 (−38.0 to −17.8) | −22.5 (−45.7 to −3.3) | −38.6 (−61.5 to 7.9) | −25.3 (−43.2 to −10.8) |
| Hospitals with absolute patient volume decrease, no. (%) | 7 (88) | 33 (92) | 20 (77) | 9 (60) | 69 (81) |
| No. trauma centers in each region | |||||
| Midwest | 2 | 3 | 1 | 0 | 6 |
| South | 5 | 22 | 23 | 9 | 59 |
| West | 1 | 10 | 1 | 6 | 18 |
| Northeast | 0 | 1 | 1 | 0 | 2 |