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. Author manuscript; available in PMC: 2016 Jul 1.
Published in final edited form as: Eur Radiol. 2015 Apr 23;25(7):2089–2102. doi: 10.1007/s00330-015-3603-9

Table 1.

Radiation Dose Metrics for Standard Dose compared to Reduced Dose Series

Series DLP (mGy*cm) CTDIvol
(mGy)		 Eff Dose
(mSv)		 Eff diam SSDE
Mean
(SD)		 Median Range Mean
(SD)		 Median Range Mean
(SD)		 Median Range Mean
(SD)		 Median Range Mean
(SD)		 Median Range
Standard dose (SD) 190.2 (±135.1) 151.8 57–586 3.8 (±2.5) 3.1 1.3–11.8 2.8 (±2.0) 2.3 0.8–8.8 29.1 (±3.7) 28.8 21.3-38-2 4.5 (±2.2) 3.7 2.1–10.7
Reduced dose (RD) 40.1 (±31.5) 29.3 15–177 0.9 (±0.7) 0.6 0.4–3.9 0.6 (±0.5) 0.4 0.2–2.6 1.0 (±0.6) 0.9 0.6–3.5