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Table 2: 
Imaging metrics at baseline and follow-up by VO status
CVO+(n = 315)CVO−(n = 363)P Value
ASPECTS (median) (IQR)8 (7–10)7 (6–9)<.001
Baseline infarct volume (median) (IQR) (n = 309, 359)5 (0–17.5)18 (3–48)<.001
Follow-up infarct volume (median) (IQR) (n = 304, 343)12.4 (4.8–34.2)54.3 (22.1–120.3)<.001
Change in infarct volume (median) (IQR) (n = 298, 340)+5.9 (−0.4–22.1)+32.1 (4.1–82.7)<.001