Parameter | Value for following radionuclide and geometry: | ||||||
---|---|---|---|---|---|---|---|
90Y | 169Er | ||||||
Vial geometry | Syringe geometry | Vial geometry | Syringe* geometry | ||||
Mean Ameas/Aref | 1.19 | 1.18 | 1.67 | 0.92 | |||
SD | 0.19 | 0.24 | 4.87 | 0.53 | |||
No. of measurements outside ±20% limit | 16/27 | 14/20 | 17/22 | 11/14 |
↵* Subsequent measurements and measurements performed with 32P scale were not considered.
Ameas/Aref = ratio of measured activities to reference activities.