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1naresh
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Table 2: 
Difference in signal intensity at the origin segment of symptomatic CCAO at different stages
Hyperintensity (n = 0)Isointensity (n = 7)Hypointensity (n = 0)Heterogeneous Intensity (n = 27)P Value
<7 days (No.) (%)0 (0.0)0 (0.0)0 (0.0)5 (14.7).69
7–30 days (No.) (%)0 (0.0)4 (57.1)0 (0.0)16 (47.1)
30–90 days (No.) (%)0 (0.0)2 (28.6)0 (0.0)10 (29.4)
≥90 days (No.) (%)0 (0.0)1 (14.3)0 (0.0)3 (8.8)