C-indexes of radiomic signatures
WebIncorporating the radiomics signature into the radiomics-based nomogram resulted in better performance (P < .0001) for the estimation of DFS (C-index: 0.72; 95% confidence …
C-indexes of radiomic signatures
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WebAug 24, 2024 · Furthermore, ROC curves were generated, and AUCs were calculated to assess the efficacy of radiomic signature survival prediction at 6-, 12-, and 18-month time points. The calculation of the C-index was made to assess discrimination power. 2.7. Clinical Model Building and Validation. The clinical model was built by the Cox regression … WebApr 1, 2024 · The AUC of the nomogram model based on clinical and GPTV radiomic signatures was 0.804 (95% CI: 0.707–0.901). The nomogram model based on clinical …
WebApr 10, 2024 · Radiomic features were quantified regarding their distinctive pattern of grey levels within the ROI using texture feature descriptors according to the Image Biomarker ... (C-index). The feature selection and the construction of the radiomics signature model were performed using our in-house software programmed with the Python Scikit ... WebApr 4, 2024 · The nomogram demonstrated good accuracy, with an unadjusted C index of 0.69 (95% CI, 0.64–0.75) in the training cohort and 0.75 (95% CI, 0.68–0.82) in the validation cohort. In addition, calibration plots graphically showed good agreement between the risk estimation by the nomogram and actual survival information (Fig. 6 B, C).
WebOct 1, 2024 · The C-index of the nomogram for the prediction of poorer recurrence outcome was 0.76 (95% CI, 0.74–0.77). The calibration curve of a clinicopathological nomogram … WebJul 6, 2024 · The C-index values of the radiomic signature and the clinical signature were 0.861 (95% CI 0.789–0.927) and 0.784 (95% CI 0.696–0.872), respectively. The KM survival curve analysis of both the …
WebJan 20, 2024 · Net reclassification index (NRI) and integrated discrimination improvement (IDI) were used to quantify the improvement of prognostic accuracy after adding radiomic signature. Results The high-risk patients of death defined by the radiomic signature showed significantly lower OS compared with low-risk patients in validation set (3-year …
WebC or Do is the first note and semitone of the C major scale, the third note of the A minor scale (the relative minor of C major), and the fourth note (G, A, B, C) of the Guidonian … cynthia phillips mdWebMay 28, 2024 · The C-indexes of the radiomic signature were 0.746 (95% CI, 0.699 to 0.792) in the training cohort and 0.677 (95% CI, 0.597 to 0.766) in the validation cohort. … cynthia phoneWebNov 3, 2024 · Radiomic biomarkers were derived from each gross tumor volume (GTV). Biomarkers included four representative radiomic features from tumor first order statistics, shape, texture, and wavelet groups as well as a combined four-feature signature. Univariable Cox proportional hazards models for DM risk were identified. cynthia phung facebookWebJun 16, 2024 · The C-indexes of the survival radiomic model in the training and testing cohorts were 0.742 and 0.769, respectively. ... T. P. et al. CT-based radiomic signature predicts distant metastasis in ... cynthia phillips snappedWebAug 19, 2024 · Tel +86 13 95 160 8346. Fax +86 2 58 480 4659. Email [email protected]. *These authors contributed equally to this work. Purpose: … cynthia picardWebApr 1, 2024 · The radiomic features included in the signature were found to be independent of the clinical features. Adding radiomic features to the clinical model resulted in an improvement of the predictive power (c-index) of the clinical only model from 0.67 (0.62–0.73) to 0.73 (0.66–0.80) [26]. The authors used two investigations to ensure the ... cynthia photographyWebFeb 12, 2024 · Based on 108 patients with locally advanced rectal cancer who underwent total mesorectal excision 175, Meng et al. extracted 485 radiomic features; the C- index … cynthia phung instagram