Table 1 Characteristics of 284 traumatic cardiac arrest patients treated at a Swedish level 1 trauma centre between years 2011–2020
Outcome at 30 days | ||||||||
|---|---|---|---|---|---|---|---|---|
Total cohort | Dead | Alive | P value | |||||
(n = 284) | (n = 254) | (n = 30) | ||||||
Age (years) | ||||||||
Median [IQR] | 38.0 [24.0–58.0] | 38.0 [24.0–56.0] | 43.5 [28.3–66.0] | 0.24 | ||||
Missing | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | |||||
Age groups (years) | ||||||||
15–24 | 74 (26.1%) | 69 (27.2%) | 5 (16.7%) | 0.08 | ||||
25–34 | 48 (16.9%) | 43 (16.9%) | 5 (16.7%) | |||||
35–49 | 58 (20.4%) | 52 (20.5%) | 6 (20%) | |||||
50–64 | 47 (16.5%) | 43 (16.9%) | 4 (13.3%) | |||||
65–79 | 46 (16.2%) | 36 (14.2%) | 10 (33.3%) | |||||
80–94 | 11 (3.9%) | 11 (4.3%) | 0 (0.0%) | |||||
Gender | ||||||||
Male | 233 (82.0%) | 209 (82.3%) | 24 (80.0%) | 0.96 | ||||
Female | 51 (18.0%) | 45 (17.7%) | 6 (20.0%) | |||||
Preinjury ASA class | ||||||||
1 | 171 (60.2%) | 157 (61.8%) | 14.0 (46.7%) | 0.03 | ||||
2 | 44 (15.5%) | 35 (13.8%) | 9 (30.0%) | |||||
3 | 37 (13.0%) | 31 (12.2%) | 6 (20.0%) | |||||
4 | 2 (0.7%) | 1 (0.4%) | 1 (3.3%) | |||||
Missing | 30 (10.6%) | 30 (11.8%) | 0 (0.0%) | |||||
Dominant injury | ||||||||
Blunt | 184 (64.8%) | 163 (64.2%) | 21 (70.0%) | 0.67 | ||||
Penetrating | 100 (35.2%) | 91 (35.8%) | 9 (30.0%) | |||||
Injury mechanism | ||||||||
Motor vehicle accident - non motorbike | 32 (11.3%) | 27 (10.6%) | 5 (16.7%) | 0.28 | ||||
Motor bike accident | 17 (6.0%) | 15 (5.9%) | 2 (6.7%) | |||||
Bike accident | 8 (2.8%) | 7 (2.8%) | 1 (3.3%) | |||||
Injured pedestrian | 17 (6.0%) | 14 (5.5%) | 3 (10.0%) | |||||
Other vehicle accident | 4 (1.4%) | 4 (1.6%) | 0 (0.0%) | |||||
Gunshot wound | 44 (15.5%) | 42 (16.5%) | 2 (6.7%) | |||||
Stab wound | 56 (19.7%) | 50 (19.7%) | 6 (20.0%) | |||||
Hit by blunt object | 28 (9.9%) | 26 (10.2%) | 2 (6.7%) | |||||
Same level fall | 7 (2.5%) | 4 (1.6%) | 3 (10.0%) | |||||
Fall from height | 65 (22.9%) | 60 (23.6%) | 5 (16.7%) | |||||
Explosion | 1 (0.4%) | 1 (0.4%) | 0 (0.0%) | |||||
Other | 2 (0.7%) | 2 (0.8%) | 0 (0.0%) | |||||
Missing | 3 (1.1%) | 2 (0.8%) | 1 (3.3%) | |||||
Arrest rhythm | ||||||||
VT/VF | 19.0 (6.7%) | 14 (5.5%) | 5 (16.7%) | 0.09 | ||||
Asystole | 112 (39.4%) | 103 (40.6%) | 9 (30.0%) | |||||
PEA | 70 (24.6%) | 65 (25.6%) | 5 (16.7%) | |||||
Non shockable unknown rhythm | 25 (8.8%) | 22 (8.7%) | 3 (10.0%) | |||||
Missing | 58 (20.4%) | 50 (19.7%) | 8 (26.7%) | |||||
Shockable rhythm | ||||||||
Yes | 19 (6.7%) | 8 (3.1%) | 2 (6.7%) | 0.04 | ||||
No | 207 (72.9%) | 6 (2.4%) | 3 (10.0%) | |||||
Missing | 58 (20.4%) | 50 (19.7%) | 8 (26.7%) | |||||
ISS | ||||||||
Median [IQR] | 38.0 [25.5–75.0] | 41.0 [26–75.0] | 26.0 [17.0–38.0] | < 0.001 | ||||
Missing | 5 (1.8%) | 5 (2.0%) | 0 (0.0%) | |||||
NISS | ||||||||
Median [IQR] | 50.0 [34.0–75.0] | 57.0 [35.5–75.0] | 41.0 [24.0–50.0] | < 0.001 | ||||
Missing | 7 (2.5%) | 6 (2.4%) | 1 (3.3%) | |||||
Place of arrest | ||||||||
Out of hospital | 256 (90.1%) | 238 (93.7%) | 18 (60.0%) | < 0.001 | ||||
In hospital | 28 (9.9%) | 16 (6.3%) | 12 (40.0%) | |||||