Table 2.

Demographic, clinical, and facility characteristics and cumulative mortality

Exposure	Total patients	Number died	Cumulative mortality (%)	95 % CI
Demographic characteristics
Age
18–44	9832	766	7.80	7.3–8.3 %
45–64	10,749	994	9.20	8.7–9.8 %
65–79	10,460	1137	10.90	10.3–11.5 %
80+	10,549	1331	12.60	12.0–13.3 %
Gender
Male	26,604	2856	10.70	10.4–11.1 %
Female	14,927	1371	9.20	8.7–9.7 %
Clinical characteristics
Cardiovascular
Admission hypotension (SBP <90 mmHg)	524	158	30.20	26.2–34.3 %
Admission normotension (SBP ≥90 mmHg)	32,700	3437	10.50	10.2–10.8 %
Admission heart rate <60 bpm	2184	352	16.10	14.6–17.7 %
Admission heart rate 60–100 bpm	24,790	2401	9.70	9.3–10.1 %
Admission heart rate >100 bpm	6407	883	13.80	12.9–14.7 %
Respiratory
Need for mechanical ventilation during hospitalization	10,239	2927	28.60	27.7–29.5 %
No need for mechanical ventilation during hospitalization	31,351	1301	4.10	3.9–4.4 %
Injury severity
ISS <9	1330	44	3.30	2.4–4.4 %
ISS 9–15	11,476	431	3.80	3.4–4.1 %
ISS 16+	26,704	3481	13.00	12.6–13.4 %
Neurologic
GCS 13–15	23,346	1276	5.50	5.2–5.8 %
GCS 9–12	3156	449	14.20	13.0–15.5 %
GCS ≤8	5096	1770	34.70	33.4–36.1 %
Facility characteristics
Teaching status
Community/non-teaching hospital	23,985	2246	9.40	9.0–9.7 %
University/teaching hospital	17,605	1982	11.30	10.8–11.7 %
Hospital bed size
Small (<200 beds)	2139	187	8.70	7.6–10.0
Medium (201–400 beds)	12,382	1188	9.60	9.1–10.1 %
Large (>400 beds)	27,069	2853	10.50	10.2–10.9 %
Trauma hospital designation
Trauma hospital	26,006	2648	10.20	9.9–10.6 %
Non-trauma hospital	14,778	1529	10.30	9.9–10.8 %

All total patient columns do not add up to the same value due to missing data