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Table 4 Summary of statistically significant predictors

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

Predictor

Mean ± St.dev

AUC [95% CI]

Best dichotomizing threshold

p

Conventional

 SUVstd

1.6 ± 1.8

0.59 [0.42–0.77]

2.11

0.02

 SUVmax

9.0 ± 8.7

0.60 [0.42–0.77]

10.21

0.03

 MTV [mL]

27.0 ± 94.5

0.66 [0.50–0.81]

1.52

0.03

 TLG [mL]

309.5 ± 1881.7

0.66 [0.49–0.82]

9.71

0.02

Histogram-based

 Skewness

0.61 ± 00.52

0.66 [0.48–0.82]

0.47

0.008

 Kurtosis

2.99 ± 1.69

0.55 [0.38–072]

1.90

0.07

GLCM-based

 Correlation

0.51 ± 0.15

0.57 [0.36–0.79]

0.35

0.05

  1. AUC area under curve, MTV metabolic tumor volume, TLG total lesion glycolysis, GLCM gray-level co-occurrence matrix, SUV standardized uptake valu