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Table 1 Baseline Characteristics, Injury Pattern and Outcomes a

From: Frequency of intra-abdominal organ injury is higher in patients with concomitant stab wounds to other anatomical areas

 

n/n (%)

p Value

Isolated ASW

Multiregional SW

All

Demographics

 Age ≥ 50

88/1866 (4.7%)

118/2088 (5.7%)

206/3954 (5.2%)

0.19

 Male gender

1786/1870 (95%)

1993/2093 (95%)

3779/3963 (95%)

0.67

Injury characteristic

 SBP < 90 mmHg

101/1852 (5.5%)

193/2072 (9,3%)

294/3924 (7.5%)

< 0.0001

 GCS ≤8

24/1833 (1.3%)

83/2046 (4.1%)

107/3879 (2.8%)

< 0.0001

 Abdomen AIS ≥3

443/1871 (24%)

517/2093 (25%)

960/3964 (24%)

0.45

 Intra-abdominal injury

660/1871 (35%)

852/2093 (40%)

1512/3964 (38%)

0.0004

 ISS ≥25

19/1871 (1%)

197/2093 (9.4%)

216/3964

< 0.0001

Outcomes

 Mortality

17/1871 (0.9%)

53/2093 (2.5%)

70/3964 (1.8%)

0.0001

 LOS, mean (SD)

3.9 ± 5.4 (n = 1866)

5.2 ± 6.5 (n = 2077)

4.6 ± 6.0 (n = 3943)

< 0.0001

  1. SW stab wound, ASW abdominal stab wound, SBP systolic blood pressure, GCS Glasgow Coma Scale, AIS Abbreviated Injury Score, ISS Injury Severity Score, LOS hospital length of stay
  2. a Categorical variables were compared using Chi-square test, Continuous variables were compared using Wilcoxon rank test