Table 2.

Reproducibility of [11C]choline-PET in breast tumor lesions

COVPearson correlation coefficient rr2Wilcoxon PSD of mean relative difference (%)F testICC
SUV3015.40.90.80.120.31.00.9
SUV608.40.90.90.512.40.70.9
SUVMAX6016.90.80.70.924.80.80.8
AUC9.40.90.90.714.80.60.9
Ki14.70.90.80.821.20.80.9
IRF6013.40.90.80.519.51.00.9
K115.30.80.61.022.40.50.8

Abbreviations: COV, coefficient of variation; SUV30 and SUV60, average SUV value at 30 and 60 minutes, respectively; SUVMAX60, maximum SUV value at 60 minutes; AUC, AUC at 60 minutes, Ki, Patlak Ki corrected for radioactive metabolites of [11C]choline present in plasma and tissue; IRF60, IRF value at 60 minutes; K1, delivery of [11C]choline determined by compartmental analysis.