Extended generalized Marshall–Olkin model for dependent censoring

Abstract In this paper, we consider dependent competing risks using the Extended Marshall–Olkin model, where observation times are subject to censoring. The probabilistic properties of the survival copula associated with this model are examined, along with its application to the analysis of censored data. An estimation strategy using Bernstein polynomials for marginal distributions and joint survival probabilities is developed. The asymptotic normality of the proposed estimators is established under appropriate regularity conditions. The effectiveness of the proposed methodology is assessed through a simulation study using synthetic datasets and further validated with an application to real‐world data.

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Publication Details

Journal
Scandinavian Journal of Statistics
Published
2026-01-21
DOI
https://doi.org/10.1111/sjos.70053
Primary Topic
Agricultural Economics and Policy
Type
article
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article

Extended generalized Marshall–Olkin model for dependent censoring

Salima Helali
Scandinavian Journal of Statistics
Agricultural Economics and Policy
article

Extended generalized Marshall–Olkin model for dependent censoring

Salima Helali
article en

Abstract

Abstract In this paper, we consider dependent competing risks using the Extended Marshall–Olkin model, where observation times are subject to censoring. The probabilistic properties of the survival copula associated with this model are examined, along with its application to the analysis of censored data. An estimation strategy using Bernstein polynomials for marginal distributions and joint survival probabilities is developed. The asymptotic normality of the proposed estimators is established under appropriate regularity conditions. The effectiveness of the proposed methodology is assessed through a simulation study using synthetic datasets and further validated with an application to real‐world data.

Scandinavian Journal of Statistics
Université de Technologie de Compiègne (FR), Université Paris-Est Créteil (FR), Laboratoire d’Analyse et de Mathématiques Appliquées (FR)
Openalex Percentile: Top 100%
Agricultural Economics and Policy
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