Table 1 Input data required by the software CT-Expo, NCICT, NCICTX, and Virtual Dose to estimate the organ dose for a CT study

Gender (male/female)

X

X

X

X

Age

X

X

X

X

Patient habitus (weight, height)

X

X

Scan start, scan end

X

X

X

X

Scanner vendor and model

X

X

X

X

Voltage (kV_p)

X

X

X

X

Filter (head/body)

X

X

X

X

Axial or spiral mode

X

Current × time (mAs)

X

X

X

X

Collimation (mm)

X

X

X

X

Pitch

X

X

X

X

CTDI_vol (mGy)

X

X

X

Slice thickness (mm)

X

Current modulation

X