Table 1.
Weighting factors of the 22 procedures classified into six regions.
Table 2.
Patient number and percentage corresponding to 22 procedures.
Table 3.
Patient numbers and percentages in the six regions.
Table 4.
DLP per scan, frequency of scan per patient, and DLP per patient (mGy·cm/patient).
Table 5.
Means and standard deviations for DLP per scan (mGy·cm/scan), scan frequency per patient (scans/patient), and DLP per patient (mGy·cm/patient) on the six regions of CT examinations.
Table 6.
The number of population, number of patients receiving CT examination, patient frequency per 1000 people (patient/1000 person), CT units, patient load, and the CAGR of 2000 to 2013 in Taiwan.
Table 7.
The effective dose per scan and per patient calculated by the DLP survey data and k values.
Table 8.
Expected patient numbers, effective dose per patient, collective effective dose, effective dose per capita, and their contributions on six scanned regions.
Fig 1.
Annual growth of population effective dose in Taiwan from 2000 to 2013.
Table 9.
Effective dose (mSv) per scan, per patient, and contribution percentage of collective effective dose for 22 procedures in Taiwan.