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. Author manuscript; available in PMC: 2021 Apr 1.
Published in final edited form as: AJR Am J Roentgenol. 2019 Aug 15;214(4):738–746. doi: 10.2214/AJR.19.21197

Table 4.

The korg factors (DLP-normalized organ doses) and the k factors (DLP-normalized effective dose)*

Scanned Region Organs korg (mGy/mGy-cm) or k (mSv/mGy-cm)
Normal weight Overweight Obese-I Obese-II Obese-III
Male Female Male Female Male Female Male Female Male Female
Head Lens of eye 0.056 0.060 - - - - - - - -
Brain 0.048 0.047 - - - - - - - -
Salivary glands 0.039 0.050 - - - - - - - -
Extrathoracic region 0.034 0.045 - - - - - - - -
Red bone marrow 0.005 0.007 - - - - - - - -
Effective dose 0.0026 - - - -
Chest Thyroid 0.033 0.041 0.021 0.035 0.021 0.035 0.020 0.029 0.020 0.025
Spleen 0.033 0.036 0.033 0.033 0.032 0.031 0.026 0.031 0.021 0.024
Adrenals 0.031 0.034 0.031 0.031 0.031 0.028 0.025 0.027 0.022 0.022
Liver 0.033 0.035 0.031 0.030 0.028 0.026 0.021 0.024 0.017 0.019
Thymus 0.028 0.034 0.024 0.028 0.022 0.027 0.021 0.025 0.020 0.021
Kidneys 0.032 0.033 0.031 0.029 0.028 0.025 0.022 0.024 0.017 0.017
Lungs 0.028 0.034 0.023 0.028 0.023 0.026 0.021 0.025 0.020 0.022
Heart 0.025 0.032 0.021 0.025 0.020 0.023 0.019 0.022 0.018 0.019
Stomach 0.028 0.031 0.025 0.024 0.021 0.020 0.016 0.018 0.013 0.014
Breasts 0.021 0.026 0.018 0.021 0.019 0.019 0.019 0.020 0.018 0.018
Effective dose 0.021 0.017 0.016 0.014 0.012
Abdomen and Pelvis Spleen 0.023 0.026 0.023 0.022 0.020 0.019 0.015 0.018 - -
Liver 0.023 0.025 0.022 0.020 0.017 0.016 0.013 0.014 - -
Adrenals 0.021 0.023 0.022 0.020 0.019 0.017 0.014 0.015 - -
Kidneys 0.023 0.023 0.022 0.020 0.018 0.016 0.013 0.014 - -
Colon 0.021 0.025 0.018 0.019 0.015 0.014 0.011 0.012 - -
Small intestine 0.021 0.026 0.017 0.018 0.013 0.013 0.009 0.010 - -
Pancreas 0.019 0.020 0.017 0.015 0.012 0.012 0.008 0.009 - -
Stomach 0.018 0.020 0.017 0.015 0.012 0.011 0.009 0.009 - -
Uterus/Prostate 0.018 0.020 0.014 0.014 0.011 0.011 0.010 0.009 - -
Urinary bladder 0.016 0.022 0.013 0.014 0.010 0.011 0.008 0.009 - -
Effective dose 0.012 0.010 0.009 0.007 -
Chest, Abdomen and Pelvis Spleen 0.019 0.022 0.020 0.020 0.018 0.019 0.013 0.018 0.012 0.014
Adrenals 0.018 0.021 0.020 0.018 0.019 0.017 0.013 0.016 0.012 0.012
Liver 0.020 0.022 0.019 0.018 0.016 0.016 0.011 0.014 0.010 0.011
Kidneys 0.019 0.020 0.019 0.017 0.016 0.015 0.011 0.014 0.010 0.010
Colon 0.017 0.021 0.015 0.015 0.013 0.013 0.010 0.011 0.008 0.008
Stomach 0.017 0.019 0.016 0.015 0.013 0.013 0.009 0.011 0.008 0.008
Small intestine 0.017 0.022 0.014 0.014 0.011 0.012 0.009 0.010 0.007 0.007
Lungs 0.015 0.017 0.014 0.014 0.013 0.014 0.011 0.013 0.011 0.012
Breasts 0.014 0.014 0.015 0.013 0.014 0.012 0.012 0.012 0.011 0.011
Pancreas 0.016 0.017 0.015 0.013 0.011 0.011 0.007 0.009 0.006 0.006
Effective dose 0.014 0.012 0.011 0.009 0.008
*

The symbol “-” means Not Applicable.