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Table 4: 
Change in motion grade after SAMER implementation for contrast-enhanced examinations
Before Motion Correction, Motion Grade (No. of Cases)After Motion Correction, Motion Grade (No. of Cases)Change in Motion Grade (mean)
Grade 1 (2)Grade 1 (2)0
Grade 2 (28)Grade 1 (2)0.1 (SD, 0.5)
Grade 2 (20)
Grade 3 (6)
Grade 3 (23)Grade 2 (6)–0.2 (SD, 0.4)
Grade 3 (17)
Grade 4 (6)Grade 3 (6)–1 (SD, 0)
Grade 5 (4)Grade 4 (2)–0.5 (SD, 0.5)
Grade 5 (2)
Mean motion grade (2.7 [SD, 0.9])Mean motion grade (2.6 [SD, 0.8])Change in motion grade (–0.2 [SD, 0.6])
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])