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Table 2 Results of univariate and multivariate model testing on DB1 (LOO) and DB2, together with results of nodal status visual assessment and unified prognostic framework

From: Radiomics of the primary tumour as a tool to improve 18F-FDG-PET sensitivity in detecting nodal metastases in endometrial cancer

DB1-LOO (#86)

 

LN visual detection

Univariate model (GLSZM ZP)

LN visual detection + univariate model

Multivariate model (GLSZM ZP + Solidity)

LN visual detection + multivariate model

Sensitivity

50%

75%

94%

67% ± 8%

86% ± 6%

Specificity

99%

81%

67%

68% ± 3%

66% ± 3%

DB2 (#29)

 

LN visual detection

Univariate model (GLSZM ZP)

LN visual detection + univariate model

Multivariate model (GLSZM ZP + Solidity)

LN visual detection + multivariate model

Sensitivity

33%

89%

89%

89%

89%

Specificity

95%

80%

75%

80%

75%