Alexandros Rekkas

The EORTC-DeCOG nomogram adequately predicts outcomes of patients with sentinel node–positive melanoma without the need for completion lymph node dissection

D. Verver, Alexandros Rekkas, Claus Garbe et al. · European Journal of Cancer · 2020 · 22 citations · Full text

COVID outcome prediction in the emergency department (COPE): using retrospective Dutch hospital data to develop simple and valid models for predicting mortality and need for intensive care unit admission in patients who present at the emergency department with suspected COVID-19

David van Klaveren, Alexandros Rekkas, Jelmer Alsma et al. · BMJ Open · 2021 · 17 citations · Full text

A standardized framework for risk-based assessment of treatment effect heterogeneity in observational healthcare databases

Alexandros Rekkas, David van Klaveren, Patrick Ryan et al. · npj Digital Medicine · 2023 · 17 citations · Full text

Disease misclassification in electronic healthcare database studies: Deriving validity indices—A contribution from the ADVANCE project

Kaatje Bollaerts, Alexandros Rekkas, Tom De Smedt et al. · PLoS ONE · 2020 · 16 citations · Full text

Ehr Systems, Databases, Diagnosis +25

Estimating individualized treatment effects from randomized controlled trials: a simulation study to compare risk-based approaches

Alexandros Rekkas, Peter R. Rijnbeek, David M. Kent et al. · BMC Medical Research Methodology · 2023 · 11 citations · Full text