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Table 4 Quantification error results for the spherical and kidney objects simulated in the patient phantom calculated with and without partial volume corrections (PVCs)

From: The effect of calibration factors and recovery coefficients on 177Lu SPECT activity quantification accuracy: a Monte Carlo study

Objects Quantification error (%)
Without PVC With PVC Without PVC With PVC
Spheres Sphere-CF Sphere-CF-RC Cylinder-CF Cylinder-CF-RC
15.6 ml − 4.42 3.47 − 19.97 3.53
24.4 ml − 1.70 1.95 − 17.69 1.94
33.5 ml − 0.34 1.32 − 16.65 1.32
65.4 ml 2.73 1.96 − 13.98 1.99
Average − 0.93 ± 2.97 2.18 ± 0.91 − 17.07 ± 2.48 2.20 ± 0.94
Kidneys
 L-K: 159 ml 18.98 1.01 − 0.37 0.94
 R-K: 169 ml 22.34 3.50 2.44 3.45
Average 20.66 ± 2.38 2.26 ± 1.76 1.04 ± 1.99 2.20 ± 1.77
  1. CF Calibration factor, L-K Left kidney, PVC Partial volume correction, R-K Right kidney, RC Recovery coefficient