Table 3 Comparison of the change rate of quantitative parameters in OSEM, OSEM + TOF, and OSEM + TOF + PSF groups as compared to BPL group using Kruskal–Wallis H test
Reconstruction algorithms | Change rate of quantitative parameters % (median P25, P75) | ||||
|---|---|---|---|---|---|
%ΔSUVmax | %ΔSUVmean | %ΔSBR | %ΔMTV | %ΔTLG | |
OSEM | 42.20% | 46.70% | 42.80% | − 37.60% | − 2.60% |
(26.1%, 85.1%) | (27.0%, 90.4%) | (27.1%, 85.7%) | (58.8%, − 14.0%) | (− 23.1%, 9.2%) | |
OSEM + TOF | 40.00% | 38.50% | 33.60% | − 33.20% | − 6.80% |
(20.9%, 68.1%) | (21.3%, 71.5%) | (19.2%, 64.6%) | (55.6%, 17.5%) | (− 22.9%, 3.8%) | |
OSEM + TOF + PSF | 26.70% | 27.90% | 21.40% | − 21.70% | − 3.30% |
(15.4%, 49.0%) | (15.2%, 54.9%) | (12.5%, 46.1%) | (− 42.8%, − 8.3%) | (− 15.0%, 7.5%) | |
X2 | 25.45 | 22.37 | 35.32 | 8.67 | 2.87 |
P value | < 0.001 | < 0.001 | < 0.001 | 0.013 | 0.238 |