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Table 1 CT acquisition parameter combinations used (reference CT reconstruction shown in bold)

From: Influence of X-ray computed tomography (CT) exposure and reconstruction parameters on positron emission tomography (PET) quantitation

Current (mAs) Voltage (kVp) Pitch CTDI (mGy)
15 80 0.671 0.3
15 80 0.828 0.3
15 100 0.671 0.5
15 100 0.828 0.5
15 120 0.671 0.6
15 120 0.828 0.6
25 80 0.671 0.8
25 80 0.828 0.8
25 100 0.671 0.9
25 100 0.828 0.9
25 120 0.671 1
25 120 0.828 1
40 80 0.671 1
40 80 0.828 1
40 100 0.671 1.6
40 100 0.828 1.6
40 120 0.671 1.6
40 120 0.828 1.6
50 80 0.671 2
50 80 0.828 2
50 100 0.671 2.6
50 100 0.828 2.6
50 120 0.671 3.3
50 120 0.828 3.3