Table 1 Characteristics of level I trauma centers

Profit status, total responses

n = 41

n = 35

n = 6

 Non-profit

33 (80%)

30 (86%)

3 (50%)

 For-profit

2 (5%)

0 (0%)

2 (33%)

 Government

6 (15%)

5 (14%)

1 (17%)

Part of a hospital system, total responses

n = 42

n = 36

n = 6

 n (%)

35 (83%)

29 (81%)

6 (100%)

Total licensed beds, total responses

n = 40

n = 34

n = 6

 Median (IQR), range

509 (400–710), 249–1000

545 (400–719), 249–1000

440 (330–600), 250–800

Approximate adult trauma admissions in the past 12 months, total responses

n = 40

n = 34

n = 6

 Median (IQR), range

2300 (1500–3050), 1200–4800

2190 (1460–3200), 1200–4800

2450 (1500–3000), 1500–3100

Full-time trauma surgeons per year (contract/employment), total responses

n = 41

n = 35

n = 6

 Median (IQR), range

8 (6–9), 3–16

8 (6–10), 3–16

6 (5–6), 3–8

General surgery residents per year (PGY1-PGY5), total responses

n = 39

n = 33

n = 6

 Median (IQR), range

30 (20–35), 0–60

30 (25–35), 10–60

7 (6–15), 0–16

Years of ACS level I verification, total responses

n = 42

n = 36

n = 6

 Median (IQR), range

20 (7–28), 1–36

20 (8–27), 1–36

14 (4–28), 3–30

State level I verification, total responses

n = 42

n = 36

n = 6

 n (%)

37 (88%)

31 (86%)

6 (100%)

Percentage of patients transferred in, total responses

n = 40

n = 34

n = 6

 Median (IQR), range

33 (20–43), 0–70

31 (20–41), 0–68

40 (35–52), 15–70