TABLE 1.
Studies with prediction of FVH for favorable functional outcome.
| Author/Year | No. of patients | Mean Age (year) (range) | Standard for favorable functional outcome | Onset to imaging |
| Derraz et al. (2021) | 85 | 92.4 | 90-day mRS ≤3 | 90-day mRS 0–3 group: 180 min 90-day mRS 4–6 group: 219 min |
| Wang et al. (2020) | 72 | 69.69 (40–82) | 3 months mRS score ≤2 | Within 6 h |
| Jiang et al. (2020b) | 59 | FVH/DWI mismatch: 64.20 ± 14.97 No FVH/DWI mismatch: 71.28 ± 11.10 |
3 months mRS score ≤2 | Within 6 h |
| Aoki et al. (2020) | 72 | 76 (66–83) | Presence or absence of recanalization assessed by MRA or DSA | FVH(−) group: 9.0 h FVH(+) group: 2.6 h |
| Zhou et al. (2020b) | 293 | NA | 90-day mRS ≤1 | <4.5 h |
| Yuan et al. (2019) | 68 | Favorable: 61 (57.5–70.25) Unfavorable: 60 (50.25–64.25) |
3 months mRS ≤2 | Favorable group: 66 h Unfavorable group: 53.8 h |
| Dong and Nao (2019) | 160 | 64.01 ± 11.81 | 90-day mRS ≤2 | 24.72 ± 16.24 h |
| Pérez et al. (2012) | 70 | 66 | Ischemia progression | Absent/Subtle/Prominent of FVH: 300/280/290 min |
FVH, FLAIR vascular hyperintensity; mRS, modified Rankin Scoring; NA, not available.