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Table 1 Characteristics of the 5 studies that met the selection criteria and the extracted data

From: Hospital mortality of blunt abdominal aortic injury (BAAI): a systematic review and meta-analysis

First author (year)

Type of study

Score (JBI/AHRQ)

Source of data

Year criteria

Age criteria

Sample size

Prevalence of BAAIc (‰)

Male (%)

Age and ISS (median or mean)

Injury in zone IIId (%)

Aortic rupture (%)

Operatione (%)

OHM (%)

HMO (%)

HMNO (%)

Kim et al. [28]

Cross-section

6/9

SCa

2008–2019

 < 18

16

N/A

50.0

Age 9, ISS 34

100

12.5

56.3

0

0

0

de Mestral et al. [4]

Case–control

7/8

NTDB

2007–2009

 ≥ 16

436

1.7

67.4

Age 46, ISS 35

N/A

N/A

9.6

29.4

11.9

31.2

Shalhub et al. [29]

Case–control

8/9

WTA

1996–2011

Unlimited

113

0.3

67.3

Age 38, ISS 34

66.4

31.9

61.9

38.9

45.7

27.9

Charlton-Ouw et al. [30]

Cross-section

7/10

SCb

2000–2014

Unlimited

16

0.3

68.8

Age 47, ISS 34

68.8

6.2

43.8

31.2

28.6

33.3

Sheehan et al. [31]

Case–control

8/8

TQIP

2010–2016

 ≥ 18

1012

1.0

71.9

Age 45, ISS 33

N/A

N/A

9.5

28.0

17.7

29.0

  1. JBI the Joanna Briggs Institute; AHRQ the Agency for Healthcare Research and Quality; SC single centre; NTDB the National Trauma Data Bank; WTA the Western Trauma Association; TQIP the Trauma Quality Improvement Program; N/A not applicable; BAAI blunt abdominal aortic injury; ISS injury severity score; OHM overall hospital mortality; HMO hospital mortality of operation; HMNO hospital mortality of non-operation
  2. aTexas Southwestern Medical Center
  3. bTexas Medical Center
  4. cProportion of BAAI patients in those with blunt trauma
  5. dzone III is the infrarenal aortic region
  6. eBoth open surgery and percutaneous intervention were included