Table 3:

Radiation dose for the ULDCT, LDCT, and SDCT

	ULDCT (n = 22)	LDCT (n = 12)	SDCT (n = 20)
CTDIvol (mGy)
Max	20.46	54.71	60.69
Min	11.77	26.79	33.80
Mean	15.55	36.47	48.38
DLP (mGy · cm)
Max	375.00	958.00	1128.20
Min	188.00	471.00	574.65
Mean	273.39	668.58	843.30
ED (mSv)
Max	0.86	2.20	2.59
Min	0.43	1.08	1.32
Mean	0.62	1.53	1.93

Note:—Max indicates maximum; Min, minimum; DLP, dose-length product; ED, effective dose.