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Retrospective Study
Copyright: ©Author(s) 2026.
World J Crit Care Med. Sep 9, 2026; 0(0): 115627
Published online Sep 9, 2026. doi: 10.5492/wjccm.115627
Table 2 Management, complications, and outcome of traumatic brain injury patients across pulse pressure groups, n (%)/mean, 95% confidence intervals

PP ≤ 30 mmHg
PP: 31–40 mmHg
PP: 41–50 mmHg
PP: 51–60 mmHg
PP > 60 mmHg
P value
Number578 (11.5)1010 (20.1)1409 (28.0)1102 (21.9)930 (18.5)
Injury Severity Score (n = 5016), mean ± SD24.7 ± 12.019.7 ± 10.918.1 ± 10.017.5 ± 9.018.3 ± 9.20.001
Intubation358 (61.9)414 (41.0)461 (32.7)337 (30.6)355 (38.2)0.001
Exploratory laparotomy60 (10.4)54 (5.3)35 (2.5)20 (1.8)7 (0.8)0.001
Craniotomy/craniectomy63 (10.9)92 (9.1)153 (10.9)110 (10.0)116 (12.5)0.17
Blood transfusion303 (52.4)287 (28.4)292 (20.7)173 (15.7)175 (18.8)0.001
Blood units transfused6 (1–79)4 (1–49)3 (1–62)3 (1–20)4 (1–51)0.001
Massive transfusion protocol activation117 (20.2)73 (7.2)43 (3.1)17 (1.5)17 (1.8)0.001
ARDS21 (3.6)11 (1.1)13 (0.9)11 (1.0)11 (1.2)0.001
Intensive care unit length of stay7 (1–115)5 (1–155)5 (1–161)5 (1–70)5 (1–126)0.001
Ventilator days6 (1–115)6 (1–180)5 (1–55)5 (1–84)6 (1–100)0.15
Hospital length of stay (days; n = 5010)10 (1–304)7 (1–360) 6 (1–217)6 (1–218)8 (1–186)0.001
In-hospital mortality139 (24.0)96 (9.5)77 (5.5)65 (5.9)67 (7.2)0.001


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