Table 3
Open in new tab

Summary of radiation dose from previous reports and the current study

AuthorsCT scannerAcquisition techniqueTube potential (kVp)nCTDIvolDLPEffective doseConversion factor
Lell et al.22Definition FlashHigh-pitch helical100 or 12025N.A.71 ± 231.0 ± 0.30.014
Achenbach et al.14Definition FlashHigh-pitch helical10050N.A.62 ± 50.87 ± 0.080.014
Kröpil et al.13Definition FlashHigh-pitch helical80–12042N.A.99.5 ± 51.11.4 ± 0.70.014
Soschynski et al.27NAEOTOM AlphaHigh-pitch helical Sequential12049
36		N.A.
N.A.		N.A.
N.A.		1.0 ± 0.8
4.8 ± 4.0		0.015
0.015
Rotkopf et al.25NAEOTOM AlphaHigh-pitch helical120733.0 ± 1.156.5 ± 24.8N.A.N.A.
Rajiah et al.26NAEOTOM AlphaHigh-pitch helical120532.8 ± 1.2N.A.N.A.N.A.
Hoe et al.28NAEOTOM AlphaHelical (UHR) Sequential120
90		92
36		36.0 ± 10.7
22.6 ± 8.0		515.6 ± 171.0
307.3 ± 111.2		7.2 ± 2.4
4.3 ± 1.6		0.014
0.014
Hagar et al.29NAEOTOM AlphaHelical (UHR)120 or 1406867.7 ± 19.2936 ± 27813.3 ± 4.20.014
The current studyNAEOTOM AlphaHigh-pitch helical70401.72 ± 0.3829.1 ± 6.80.41 ± 0.09
0.50 ± 0.11
0.82 ± 0.18		0.014
0.017
0.028
AuthorsCT scannerAcquisition techniqueTube potential (kVp)nCTDIvolDLPEffective doseConversion factor
Lell et al.22Definition FlashHigh-pitch helical100 or 12025N.A.71 ± 231.0 ± 0.30.014
Achenbach et al.14Definition FlashHigh-pitch helical10050N.A.62 ± 50.87 ± 0.080.014
Kröpil et al.13Definition FlashHigh-pitch helical80–12042N.A.99.5 ± 51.11.4 ± 0.70.014
Soschynski et al.27NAEOTOM AlphaHigh-pitch helical Sequential12049
36		N.A.
N.A.		N.A.
N.A.		1.0 ± 0.8
4.8 ± 4.0		0.015
0.015
Rotkopf et al.25NAEOTOM AlphaHigh-pitch helical120733.0 ± 1.156.5 ± 24.8N.A.N.A.
Rajiah et al.26NAEOTOM AlphaHigh-pitch helical120532.8 ± 1.2N.A.N.A.N.A.
Hoe et al.28NAEOTOM AlphaHelical (UHR) Sequential120
90		92
36		36.0 ± 10.7
22.6 ± 8.0		515.6 ± 171.0
307.3 ± 111.2		7.2 ± 2.4
4.3 ± 1.6		0.014
0.014
Hagar et al.29NAEOTOM AlphaHelical (UHR)120 or 1406867.7 ± 19.2936 ± 27813.3 ± 4.20.014
The current studyNAEOTOM AlphaHigh-pitch helical70401.72 ± 0.3829.1 ± 6.80.41 ± 0.09
0.50 ± 0.11
0.82 ± 0.18		0.014
0.017
0.028

CTDIvol, computed tomography dose index volume; DLP, dose-length product; UHR, ultra-high resolution.

Table 3
Open in new tab

Summary of radiation dose from previous reports and the current study

AuthorsCT scannerAcquisition techniqueTube potential (kVp)nCTDIvolDLPEffective doseConversion factor
Lell et al.22Definition FlashHigh-pitch helical100 or 12025N.A.71 ± 231.0 ± 0.30.014
Achenbach et al.14Definition FlashHigh-pitch helical10050N.A.62 ± 50.87 ± 0.080.014
Kröpil et al.13Definition FlashHigh-pitch helical80–12042N.A.99.5 ± 51.11.4 ± 0.70.014
Soschynski et al.27NAEOTOM AlphaHigh-pitch helical Sequential12049
36		N.A.
N.A.		N.A.
N.A.		1.0 ± 0.8
4.8 ± 4.0		0.015
0.015
Rotkopf et al.25NAEOTOM AlphaHigh-pitch helical120733.0 ± 1.156.5 ± 24.8N.A.N.A.
Rajiah et al.26NAEOTOM AlphaHigh-pitch helical120532.8 ± 1.2N.A.N.A.N.A.
Hoe et al.28NAEOTOM AlphaHelical (UHR) Sequential120
90		92
36		36.0 ± 10.7
22.6 ± 8.0		515.6 ± 171.0
307.3 ± 111.2		7.2 ± 2.4
4.3 ± 1.6		0.014
0.014
Hagar et al.29NAEOTOM AlphaHelical (UHR)120 or 1406867.7 ± 19.2936 ± 27813.3 ± 4.20.014
The current studyNAEOTOM AlphaHigh-pitch helical70401.72 ± 0.3829.1 ± 6.80.41 ± 0.09
0.50 ± 0.11
0.82 ± 0.18		0.014
0.017
0.028
AuthorsCT scannerAcquisition techniqueTube potential (kVp)nCTDIvolDLPEffective doseConversion factor
Lell et al.22Definition FlashHigh-pitch helical100 or 12025N.A.71 ± 231.0 ± 0.30.014
Achenbach et al.14Definition FlashHigh-pitch helical10050N.A.62 ± 50.87 ± 0.080.014
Kröpil et al.13Definition FlashHigh-pitch helical80–12042N.A.99.5 ± 51.11.4 ± 0.70.014
Soschynski et al.27NAEOTOM AlphaHigh-pitch helical Sequential12049
36		N.A.
N.A.		N.A.
N.A.		1.0 ± 0.8
4.8 ± 4.0		0.015
0.015
Rotkopf et al.25NAEOTOM AlphaHigh-pitch helical120733.0 ± 1.156.5 ± 24.8N.A.N.A.
Rajiah et al.26NAEOTOM AlphaHigh-pitch helical120532.8 ± 1.2N.A.N.A.N.A.
Hoe et al.28NAEOTOM AlphaHelical (UHR) Sequential120
90		92
36		36.0 ± 10.7
22.6 ± 8.0		515.6 ± 171.0
307.3 ± 111.2		7.2 ± 2.4
4.3 ± 1.6		0.014
0.014
Hagar et al.29NAEOTOM AlphaHelical (UHR)120 or 1406867.7 ± 19.2936 ± 27813.3 ± 4.20.014
The current studyNAEOTOM AlphaHigh-pitch helical70401.72 ± 0.3829.1 ± 6.80.41 ± 0.09
0.50 ± 0.11
0.82 ± 0.18		0.014
0.017
0.028

CTDIvol, computed tomography dose index volume; DLP, dose-length product; UHR, ultra-high resolution.

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