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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%