[18F]FDG-PET/CT texture analysis in thyroid incidentalomas: preliminary results

EJNMMI Reports

Table 6 Summary of predictive power of the significant predictors

Predictor	Specificity [%]	Sensitivity [%]	Positive predictive value [%]	Negative predictive value [%]
Conventional
SUV_std ^a	88	44	67	74
SUV_max ^a	81	50	60	74
Volume [mL]^b	44	89	47	88
TLG [mL]^b	66	72	54	81
Histogram-based
Skewness^c	69	72	57	81
Kurtosis^c	19	100	41	100
GLCM-based
Correlation	31	100	52	100

SUV standardized uptake value, TLG total lesion glycolysis, GLCM gray-level co-occurrence matrix
^a,^b,^c Pairs of features whit a mutual correlation