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Fig. 3 | Cancer Imaging

Fig. 3

From: Diagnostic performance of 18F-FDG PET/CT using point spread function reconstruction on initial staging of rectal cancer: a comparison study with conventional PET/CT and pelvic MRI

Fig. 3

Mean metabolic tumor volumes (MTVs) of each T stage for point spread function (PSF)-PET (a), and for conventional PET (b). Error bars show 95% confidence intervals. Mean MTVs of PSF and conventional PET were 3.0 ± 4.4, 3.2 ± 4.8 for T1, 12.1 ± 10.7, 11.9 ± 7.6 for T2, 32.9 ± 37.6, 31.1 ± 36.1 for T3, and 87.6 ± 124.4, 89.8 ± 125.8 for T4, respectively. Receiver operating characteristic curves (ROC) analysis (c) for discriminating T3-4 stage using MTVs of PSF and conventional PET

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