An Overview of Introductory and Advanced Survival Analysis Methods in Clinical Applications: Where Have we Come so far?

G Beis, A Iliopoulos, I Papasotiriou - Anticancer Research, 2024 - ar.iiarjournals.org
The time-to-event relationship for survival modeling is considered when designing a study in
clinical trials. However, because time-to-event data are mostly not normally distributed …

[HTML][HTML] Mixture and non-mixture cure fraction models based on the generalized modified Weibull distribution with an application to gastric cancer data

EZ Martinez, JA Achcar, AAA Jácome… - Computer methods and …, 2013 - Elsevier
The cure fraction models are usually used to model lifetime time data with long-term
survivors. In the present article, we introduce a Bayesian analysis of the four-parameter …

Semiparametric transformation model in presence of cure fraction: a hierarchical Bayesian approach assuming the unknown hazards as latent factors

JA Achcar, E Barili - Statistical Methods & Applications, 2024 - Springer
The class of semiparametric or transformation models has been presented in the literature
as a promising alternative for the analysis of lifetime data in the presence of covariates and …

Overall survival of individuals with metastatic cancer in Sweden: a nationwide study

G Bütepage, P Carlqvist, J Jacob, A Toft Hornemann… - BMC Public Health, 2022 - Springer
Aims Consistent improvements for overall survival (OS) have been reported for individuals
with metastatic cancer. Swedish population-based registers allow national coverage and …

A hierarchical Bayesian analysis for bivariate Weibull distribution under left-censoring scheme

D Peralta, RP Oliveira, JA Achcar - Journal of Applied Statistics, 2024 - Taylor & Francis
This paper presents a novel approach for analyzing bivariate positive data, taking into
account a covariate vector and left-censored observations, by introducing a hierarchical …

A new cure rate regression framework for bivariate data based on the Chen distribution

RP de Oliveira, MV de Oliveira Peres… - … Methods in Medical …, 2022 - journals.sagepub.com
The present study introduces a new multivariate mixture cure rate model based on the Chen
probability distribution to model recurrent event data in the presence of cure fraction. In this …

Discrete and continuous bivariate lifetime models in presence of cure rate: a comparative study under Bayesian approach

RP de Oliveira, JA Achcar, D Peralta… - Journal of Applied …, 2019 - Taylor & Francis
The modeling and analysis of lifetime data in which the main endpoints are the times when
an event of interest occurs is of great interest in medical studies. In these studies, it is …

Classical and Bayesian inference approaches for the exponentiated discrete Weibull model with censored data and a cure fraction

JA Achcar, EZ Martinez, BCL de Freitas… - Pakistan Journal of …, 2021 - pjsor.com
In this paper, we introduce maximum likelihood and Bayesian parameter estimation for the
exponentiated discrete Weibull (EDW) distribution in presence of randomly right censored …

[HTML][HTML] Factors affecting long-survival of patients with breast cancer by non-mixture and mixture cure models using the Weibull, log-logistic and Dagum distributions: a …

S Rafati, MR Baneshi, A Bahrampour - Asian Pacific Journal of …, 2020 - ncbi.nlm.nih.gov
Background: Breast cancer is a top biomedical research priority, and it is a major health
problem. Therefore, the present study aimed to determine the prognostic factors of breast …

Bayesian bivariate generalized Lindley model for survival data with a cure fraction

EZ Martinez, JA Achcar - Computer methods and programs in biomedicine, 2014 - Elsevier
The cure fraction models have been widely used to analyze survival data in which a
proportion of the individuals is not susceptible to the event of interest. In this article, we …