English
Related papers

Related papers: A predictive model for kidney transplant graft sur…

200 papers

The Cox proportional hazards model is often used to analyze data from Randomized Controlled Trials (RCT) with time-to-event outcomes. Random survival forest (RSF) is a machine-learning algorithm known for its high predictive performance. We…

Machine Learning · Statistics 2025-05-28 Ricarda Graf , Susan Todd , M. Fazil Baksh

One of the most common ways researchers compare survival outcomes across treatments when confounding is present is using Cox regression. This model is limited by its underlying assumption of proportional hazards; in some cases, substantial…

Applications · Statistics 2021-02-02 Elizabeth A. Handorf , Marc Smaldone , Sujana Movva , Nandita Mitra

Lung cancer remains one of the leading causes of cancer-related mortality, yet most survival models rely only on baseline factors and overlook posttreatment variables that reflect disease progression. To address this gap, we applied Cox…

Applications · Statistics 2025-10-03 Varun Vishwanathan Nair , Victor Miranda Soberanis

Given the limited pool of donor organs, accurate predictions of survival on the wait list and post transplantation are crucial for cardiac transplantation decisions and policy. However, current clinical risk scores do not yield accurate…

Applications · Statistics 2017-04-13 J. Yoon , W. R. Zame , A. Banerjee , M. Cadeiras , A. M. Alaa , M. van der Schaar

Survival prognosis is crucial for medical informatics. Practitioners often confront small-sized clinical data, especially cancer patient cases, which can be insufficient to induce useful patterns for survival predictions. This study deals…

Machine Learning · Computer Science 2025-01-23 Yonghao Zhao , Changtao Li , Chi Shu , Qingbin Wu , Hong Li , Chuan Xu , Tianrui Li , Ziqiang Wang , Zhipeng Luo , Yazhou He

A kidney exchange program, also called a kidney paired donation program, can be viewed as a repeated, dynamic trading and allocation mechanism. This suggests that a dynamic algorithm for transplant exchange selection may have superior…

Optimization and Control · Mathematics 2023-09-26 Margarida Carvalho , Alison Caulfield , Yi Lin , Adrian Vetta

Dynamic predictions of survival outcomes are of great interest to physicians and patients, since such predictions are useful elements of clinical decision-making. Joint modelling of longitudinal and survival data has been increasingly used…

Applications · Statistics 2019-06-10 Ozgur Asar , Marie-Cecile Fournier , Etienne Dantan

The time-varying effects model is a flexible and powerful tool for modeling the dynamic changes of covariate effects. However, in survival analysis, its computational burden increases quickly as the number of sample sizes or predictors…

Computation · Statistics 2020-01-01 Kevin He , Ji Zhu , Jian Kang , Yi Li

Objective: This study sought to compare the drop in predictive performance over time according to the modeling approach (regression versus machine learning) used to build a kidney transplant failure prediction model with a time-to-event…

A survival analysis model for predicting time-to-total knee replacement (TKR) was developed using features from medical images and clinical measurements. Supervised and self-supervised deep learning approaches were utilized to extract…

Image and Video Processing · Electrical Eng. & Systems 2024-11-19 Ozkan Cigdem , Shengjia Chen , Chaojie Zhang , Kyunghyun Cho , Richard Kijowski , Cem M. Deniz

Organ transplants can improve the life expectancy and quality of life for the recipient but carries the risk of serious post-operative complications, such as septic shock and organ rejection. The probability of a successful transplant…

Machine Learning · Computer Science 2016-11-15 Jinsung Yoon , Ahmed M. Alaa , Martin Cadeiras , Mihaela van der Schaar

Deep-learning techniques, particularly the transformer model, have shown great potential in enhancing the prediction performance of longitudinal health records. While previous methods have mainly focused on fixed-time risk prediction,…

Machine Learning · Computer Science 2024-05-03 Moshe Zisser , Dvir Aran

The Scientific Registry of Transplant Recipients (SRTR) system has become a rich resource for understanding the complex mechanisms of graft failure after kidney transplant, a crucial step for allocating organs effectively and implementing…

Methodology · Statistics 2022-11-17 Lu Xia , Bin Nan , Yi Li

Areas where Artificial Intelligence (AI) & related fields are finding their applications are increasing day by day, moving from core areas of computer science they are finding their applications in various other domains.In recent times…

Machine Learning · Computer Science 2016-07-19 Sahil Sharma , Vinod Sharma , Atul Sharma

Heart disease is a serious global health issue that claims millions of lives every year. Early detection and precise prediction are critical to the prevention and successful treatment of heart related issues. A lot of research utilizes…

Machine Learning · Computer Science 2024-07-30 Rahul Karmakar , Udita Ghosh , Arpita Pal , Sattwiki Dey , Debraj Malik , Priyabrata Sain

Trauma mortality results from a multitude of non-linear dependent risk factors including patient demographics, injury characteristics, medical care provided, and characteristics of medical facilities; yet traditional approach attempted to…

Machine Learning · Computer Science 2020-09-11 Joshua D. Cardosi , Herman Shen , Jonathan I. Groner , Megan Armstrong , Henry Xiang

Plant biomass estimation is critical due to the variability of different environmental factors and crop management practices associated with it. The assessment is largely impacted by the accurate prediction of different environmental…

Artificial Intelligence · Computer Science 2023-02-07 Syeda Nyma Ferdous , Xin Li , Kamalakanta Sahoo , Richard Bergman

Organ transplant is the essential treatment method for some end-stage diseases, such as liver failure. Analyzing the post-transplant cause of death (CoD) after organ transplant provides a powerful tool for clinical decision making,…

Machine Learning · Computer Science 2023-10-09 Sirui Ding , Qiaoyu Tan , Chia-yuan Chang , Na Zou , Kai Zhang , Nathan R. Hoot , Xiaoqian Jiang , Xia Hu

Period-prevalent cohorts are often used for their cost-saving potential in epidemiological studies of survival outcomes. Under this design, prevalent patients allow for evaluations of long-term survival outcomes without the need for long…

Methodology · Statistics 2024-10-28 Nicholas Hartman

In this work, we present a flexible method for explaining, in human readable terms, the predictions made by decision trees used as decision support in liver transplantation. The decision trees have been obtained through machine learning…

Artificial Intelligence · Computer Science 2021-09-29 Pedro Cabalar , Brais Muñiz , Gilberto Pérez , Francisco Suárez