| |
Trauma population
|
Treatment provider
| |
|---|
|
Variables
|
Total sample
|
Trauma surgeon (Control)
|
ED physician (Intervention)
|
p*
|
|---|
|
Number (%)
|
243
|
113 (47)
|
130 (53)
|
.28
|
|
Patient demographics
| | | | |
|
?Mean age (CI)
|
33.9 (31.1 - 36.6)
|
31.9 (28.3 - 35.5)
|
35.5 (31.4 - 39.6)
|
.20
|
|
?Sex: Males (%)
|
126 (51.9)
|
54 (47.8)
|
72 (55.4)
|
.29
|
|
?Injury: MVC/Accident (%)
|
137 (56.4)
|
69 (61.1)
|
68 (52.3)
|
.27
|
|
?Injury: Fall (%)
|
55 (22.6)
|
25 (22.1)
|
30 (23.1)
|
--
|
|
?Injury: Other (%)
|
51(21.0)
|
19 (16.8)
|
32 (24.6)
|
--
|
|
Clinical characteristics (n=232)
| | | | |
|
?GCS‡=14 (%)
|
38 (15.8)
|
20 (17.9)
|
18 (14.0)
|
.41†
|
|
?GCS‡=15 (%)
|
203 (84.2)
|
92 (82.1)
|
111 (86.0)
| |
|
?ISS§ =1-4 (%)
|
116 (50.0)
|
49 (46.7)
|
67 (52.8)
|
.36†
|
|
?ISS§ =5-18 (%)
|
116 (50.0)
|
56 (53.3)
|
60 (47.2)
| |
|
Minutes to care by
| | | | |
|
?Physician evaluation
|
1.9 (1.0 - 2.7)
|
2.1 (1.0 - 3.1)
|
1.7 (.33 - 3.1)
|
.66
|
|
?Chest X-ray (n=150)
|
11.8 (9.1 - 14.5)
|
9.2 (7.4 - 10.9) (n=89)
|
15.7 (9.6 - 21.8) (n=61)
|
.02
|
|
?Head CT (n=127)
|
13.2 (9.6 - 16.7)
|
10.7 (8.0 - 12.3) (n=63)
|
16.1 (9.4 - 22.8) (n=64)
|
.10
|
|
ED length of stay (minutes)
|
102 (96–109)
|
93 (84–102)
|
111 (102–121)
|
.006
|
|
Disposition
| | | | |
|
?Discharged (%)
|
99 (40.7)
|
26 (23.2)
|
72 (55.8)
|
<.001
|
|
?Admitted (%)
|
144 (59.3)
|
86 (76.8)
|
57 (44.2)
|
--
|
|
Readmission rates (%)
|
3 (1)
|
2 (2)
|
1 (<1)
|
.48
|
-
* independent sample t-test; frequency comparison by Pearson's Chi-square; CI=confidence interval; CT=computed tomography.
- GCS and ISS reported by grouping as entered into regression model; ISS groups determined by median split.
- †Mann–Whitney U test;
-
‡GCS (Glasgow Coma Scale): [17].
-
§ISS (Injury Severity Score): [18].
