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Table 2
Conversion factors (CFT) from external to internal dose and their respective organ sensitivity factors (wT) (ICRP, 2007; Bacchim Neto et al., 2017).
| Outer region | Inner region | wT(∑wT = 1) | CFT |
|---|---|---|---|
| Eye lens | Brain | 0.01 | 0.15 |
| Salivary Glands | 0.01 | 0.25 | |
| Oral Mucosa | 0.01 | 0.26 | |
| Thyroid | Thyroid | 0.04 | 0.03 |
| Chest | Esophagus | 0.04 | 0.014 |
| Thoracic Spine | 0.12 | 0.013 | |
| Ribs | 0.01 | 0.032 | |
| Sternum | 0.01 | 0.035 | |
| Lung | 0.12 | 0.02 | |
| Heart | 0.01 | 0.021 | |
| Breast | 0.12 | 0.049 | |
| Abdomen | Colon | 0.12 | 0.035 |
| Stomach | 0.12 | 0.036 | |
| Gonads | 0.08 | 0.049 | |
| Bladder | 0.04 | 0.016 | |
| Liver | 0.04 | 0.021 | |
| Extrathoracic Region | 0.01 | 0.049 | |
| Gall bladder | 0.01 | 0.025 | |
| Kidneys/Adrenals | 0.01 | 0.011 | |
| Pancreas | 0.01 | 0.012 | |
| Prostate | 0.01 | 0.01 | |
| Small intestine | 0.01 | 0.035 | |
| Spleen | 0.01 | 0.017 | |
| Timo | 0.01 | 0.032 | |
| Uterus | 0.01 | 0.015 | |
| Hand | Skin | 0.005 | – |
| Foot | Skin | 0.005 | – |
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