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Updated: Nov 2, 2025

Establishing a Competing Risk Regression Nomogram Model for Survival Data
Published on: October 23, 2020
Non-Spousal Support, Marital Status, and Mortality Risk
Adam R Roth1,2, Siyun Peng1
11771Indiana University, Bloomington, IN, USA.
Objective:
To investigate whether the association between non-spousal support and mortality risk differs by marital status.
Methods:
Using data from the National Social Life, Health, and Aging Project (N = 2460), we estimate a series of logistic regression models to assess how non-spousal support moderates the relationship between marital status and mortality across a 5-year period.
Results:
Never married respondents who had minimal perceived access to non-spousal support had a greater probability of death compared to married respondents with similar levels of non-spousal support. The disparity in mortality risk between these two groups disappeared when non-spousal support was high.
Discussion:
Although family and friends play an important role in mortality risk in later life, these findings suggest that never married older adults exhibit a heightened dependence on support from non-spousal sources. Future research and policies should explore ways in which never married older adults can be integrated into a supportive social environment.
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