Table 2:

Results of quality assessment of included studies

CriteriaNo. of Studies (%) (Total, 131)
Compliance with animal welfare regulations90 (70)
Control groups included91 (70)
Aneurysm size and morphology95 (73)
Patency of untreated aneurysms76 (59)
Angio and/or histologic scores117 (90)
Correlation between angio and histologic results34 (26)
Blinding of outcome assessment27 (20)
Randomization of the experiment19 (15)
Surgery and procedural complications105 (81)