Nominal Radii (rN,S), VOI Radii (rVOI,S), Volumes (VVOI,S, VVOI,K), and Enlargement Factors (∆ρ) for px of 4.8 Millimeters
| Isotope | Parameter | Newborn | 1-y-old | 5-y-old | Adult | Average* |
| rN,S (cm) | 1.27 | 1.80 | 2.20 | 3.09 | ||
| 99mTc | rVOI,S (cm) | 1.39 | 1.92 | 2.32 | 3.20 | |
| ∆ρ (cm) | 0.12 | 0.12 | 0.13 | 0.11 | 0.12 ± 0.01 | |
| ∆ρ/px | 0.25 | 0.26 | 0.27 | 0.24 | 0.25 ± 0.01 | |
| VVOI,S (cm3) | 11.28 | 29.55 | 52.56 | 137.08 | ||
| VVOI,K (cm3) | 12.99 | 33.61 | 58.27 | 161.38 | ||
| 177Lu | rVOI,S (cm) | 1.54 | 2.04 | 2.44 | 3.33 | |
| ∆ρ (cm) | 0.27 | 0.25 | 0.24 | 0.24 | 0.25 ± 0.01 | |
| ∆ρ/px | 0.56 | 0.52 | 0.50 | 0.50 | 0.52 ± 0.03 | |
| VVOI,S (cm3) | 15.25 | 35.75 | 60.53 | 153.98 | ||
| VVOI,K (cm3) | 19.82 | 44.56 | 75.47 | 216.73 | ||
| 131I | rVOI,S (cm) | 1.76 | 2.29 | 2.69 | 3.56 | |
| ∆ρ (cm) | 0.49 | 0.49 | 0.49 | 0.47 | 0.49 ± 0.01 | |
| ∆ρ/px | 1.03 | 1.03 | 1.02 | 0.99 | 1.02 ± 0.02 | |
| VVOI,S (cm3) | 22.98 | 50.26 | 81.16 | 188.98 | ||
| VVOI,K (cm3) | 27.56 | 55.86 | 97.47 | 229.38 |
↵* Average over all ages for each isotope.