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Table 3: 
Change in motion grade after SAMER implementation for noncontrast examinations
Before Motion Correction, Motion Grade (No. of Cases)After Motion Correction, Motion Grade (No. of Cases)Change in Motion Grade (mean)
Grade 1 (3)Grade 1 (3)0
Grade 2 (18)Grade 2 (16)0.1 (SD, 0.3)
Grade 3 (2)
Grade 3 (7)Grade 2 (5)–0.7 (SD, 0.4)
Grade 3 (2)
Grade 4 (2)Grade 2 (1)–1.5 (SD, 0.7)
Grade 3 (1)
Grade 5 (4)Grade 3 (3)–1.7 (SD, 0.5)
Grade 4 (1)
Mean motion grade (2.6 [SD, 1.1])Mean motion grade (2.2 [SD, 0.6])Change in motion grade (–0.4 [SD, 0.8])