Table 10.

Conversion factors (mSv∙mGy⁻¹∙cm⁻¹) for dose-length product to effective dose.

CT Protocols	Male		Female
	Average	SD	Average	SD
Brain	0.0016	0.000026	0.0020	0.000029
Intra-cranial angiography	0.0067	0.000086	0.0084	0.000102
C spine	0.0073	0.000032	0.0118	0.000028
L spine	0.0169	0.000082	0.0216	0.000001
Neck	0.0096	0.000075	0.0133	0.000052
Chest	0.0243	0.000164	0.0271	0.000143
Abdomen & pelvis	0.0155	0.000279	0.0201	0.000275
Coronary angiography	0.0267	0.000416	0.0325	0.000369
Calcium scoring	0.0268	0.000365	0.0327	0.000287
Aortography	0.0209	0.000279	0.0252	0.000283
Pediatric brain (<2 years)	0.0062	0.000199	0.0063	0.000229
Pediatric brain (4–6 years)	0.0046	0.000271	0.0045	0.000254
Pediatric brain (9–11 years)	0.0031	0.000151	0.0030	0.000199
Pediatric brain (13–15 years)	0.0024	0.000194	0.0023	0.000185