Table 1

Characteristics of included studies

Study/year of publicationData sourceStudy designNo of countriesTotal no of patientsSite of occlusionCollateral assessmentPremorbid mRS scoreNo of patients
no-CTP/CTP
Median age (years)Male (%)Baseline NIHSS (median)Baseline ASPECTS (median)
Dekker, 202114 MR CLEAN RegistryPost hoc analysis1106ICA\M1\ M2\M3\ A1\A2Yes0–28521No-CTP: 67.4
CTP: 65.8
No-CTP: 43.5
CTP: 47.6
No-CTP: 16
CTP: 13
No-CTP: 9
CTP: 7
Almekhlafi, 20229 SOLSTICE ConsortiumPooled multicenter analysis11608ICA\M1\ M2YesNA229379No-CTP: 70
CTP: 70
No-CTP: 46.7
CTP: 51.2
No-CTP: 15
CTP: 16
No-CTP: 8
CTP: 8
Herzberg, 202115 German Stroke RegistryPost hoc analysis1208ICA\M1\ M2No0–279129No-CTP: 75.8
CTP: 72.3
No-CTP: 49.4
CTP: 67.4
No-CTP: 16
CTP: 16
No-CTP: 8
CTP: 8
Dhillon, 202216 National Stroke Registry of UKPost hoc analysis11046NANo0–1668378NANo-CTP: 51.6
CTP: 55.6
No-CTP: 16
CTP: 16
NA
Nogueira, 20217 Trevo Retriever RegistryRetrospective study12247ICA\M1\ M2No0–267180No-CTP: 65.8
CTP: 66.7
No-CTP: 58.2
CTP: 41.1
No-CTP: 16
CTP: 15
No-CTP: 8
CTP: 8
Nguyen, 202117 CLEAR studyRetrospective study51204ICA\M1\ M2No0–2534752No-CTP: 71
CTP: 69
No-CTP: 48.9
CTP: 46
No-CTP: 17
CTP: 16
No-CTP: 8
CTP: 8
  • mRS, modified Rankin Scale; no-CTP, no CT perfusion; CTP, CT perfusion; NIHSS, National Institutes of Health Stroke Scale; ASPECTS, Alberta Stroke Program Early CT Score; ICA, internal carotid artery; M1, M1 segment of middle cerebral artery; M2, M2 segment of middle cerebral artery; M3, M3 segment of middle cerebral artery; A1, A1 segment of the anterior cerebral artery; A2, A2 segment of the anterior cerebral artery; NA, not available.