| Source of uncertainty | Type of distribution | Number of TLDs | Uncertainty value Hp (10) (%) |
| Reader Calibration Factor | - | 24 | 2.5 |
| Inhomogeneity of cards | Gaussienne (A) | 100 | 6,7 |
| Repeatability and reproducibility | Gaussienne (A) | 10 | 4 |
| Repeatability of ECC | Gaussienne (A) | 187 | 9 |
| Linearity | Gaussienne (B) | 48 | 4.5 |
| Angular dependence | Gaussienne (B) | 24 | 10 |
| Energy dependence | Gaussienne (B) | 52 | 8 |
| Fading | Gaussienne B) | 24 | 2 |
| Total system |
|
| 15.80 |