Table 5:

Image quality grades of reformatted images with different effective tube mAs

Effective mAs	Axial Image Grade			Coronal Image Grade
40	III	III	III	III	III	III
80	III	II	II	II	III	II
120	II	II	II	I	II	I
160	I	I	I	I	I	I
200	I	I	I	I	I	I
240	I	I	I	I	I	I
280	I	I	I	I	I	I
320	I	I	I	I	I	I
360	I	I	I	I	I	I