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Uncertainty budget for dicentric study.
| Source of error | Matrix tube SSD = 20 cm (%) | Matrix tube SSD = > 40 cm (%) |
|---|---|---|
| Lateral dose variation | 8 | < 4 |
| Longitudinal dose variation | 11 | < 3 |
| Misalignment | 2 | Negligible |
| Beam repeatability | 2 | 2 |
| Dosimetry calibration | 4 | 4 |
| Total | 14 | < 7 |
