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Table 5 Correlation between the change rate of quantitative parameters and the SUVmean of lesions in the OSEM, OSEM + TOF, and OSEM + TOF + PSF groups as compared to the BPL group using Spearman’s correlation analysis

From: Changes of [18F]FDG-PET/CT quantitative parameters in tumor lesions by the Bayesian penalized-likelihood PET reconstruction algorithm and its influencing factors

Reconstruction algorithms Change rate of quantitative parameters P value (r)
%ΔSUVmax %ΔSUVmean %ΔSBR %ΔMTV %ΔTLG
OSEM  < 0.001 (− 0.572)  < 0.001 (− 0.627)  < 0.001 (− 0.524)  < 0.001 (0.730)  < 0.001 (0.668)
OSEM + TOF  < 0.001 (− 0.368)  < 0.001 (− 0.425) 0.0139 (− 0.274)  < 0.001 (0.661)  < 0.001 (0.663)
OSEM + TOF + PSF  < 0.001 (− 0.387)  < 0.001 (− 0.420) 0.0138 (− 0.265)  < 0.001 − 0.628  < 0.001 (0.658)