Table 1

Study characteristics

Studyvon Allmen et al 201427Goodney et al 201125
(Two analyses*)
Gore TAGHughes et al 201428Piffaretti et al 200726
Mthods
Study designComparative cohortComparative cohortComparative cohortComparative cohortComparative cohort
Method of matchingNone
  1. None

  2. Propensity matched

ESG patients judged eligible for OSRNoneOSR patients judged eligible for ESG
Participants
CountryUKUSAUSAUSAItaly
SettingMulticentre—Hospital episode statisticsMulticentre—Medicare dataMulticentreMulticentreSingle centre
Time frame2006–2011
  1. 1998–2007

  2. 2003–2007

ESG 1999- 2001, OSR pre 1999 (n=44) and 1999–2001 (n=50)1998–2007ESG 2000–2007,
OSR 1996–2000
RecruitmentTotal 618
ESG 354
OSR 264 OSR
  1. Total 13 998 (ESG 2433, OSR 11,565)

  2. Total 1100 (ESG 550, OSR 550)

Total 234
ESG 140
OSR 94
Total 8967
ESG 712
OSR 8255
Total 28
ESG 17
OSR 11
Age summaryMedian (IQR)
ESG 73 (66,78), OSR 71 (63–76)
Mean (95% CI)
  1. ESG 75.9 (75.6 to 76.1), OSR 73.8 (73.7 to 73.9)

  2. ESG 71.1 (70.8 to 71.4), OSR 70.7 (70.7 to 71.1)

Mean (SD)
ESG 75.9 (10.4), OSR 68.2 (10.2)
Median (IQR)
ESG 72 (63, 78), OSR 63 (52, 72)
Mean (SD)
ESG 66 (10),
OSR 61 (13)
Proportion maleESG 232 (65.5%), OSR 137 (51.9%)% (95% CI):
  1. ESG 58.7 (56.7 to 60.7), OSR 55.4 (54.8 to 56.3)

  2. ESG 64.0 (59.9 to 68.0), OSR 68.1% (64.2 to 72.0)

ESG 90 (57%),
OSR 48 (51%)
5415 (61.3%) ESG, 437 (65.6%) OSRESG 14 (82%),
OSR 8 (73%)
Outcomes
Short termDeath from any cause
Reintervention all-cause mortality (unadjusted
Death from any causeDeath from any cause
Complications
Death from any cause
Complications
Death from any cause
Complications
Long termTime to death from any cause
Time to aortic-related death
Time to aortic-related reintervention
Time to death from any causeTime to death from any cause
Time to aneurysm-related death aneurysm-related mortality
Time to reintervention
Time to major adverse event
Not reportedTime to death from any cause
  • *1. Unmatched cohort, 2. Propensity matched cohort.

  • ESG, endovascular stent grafting; OSR, open surgical repair.