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Chi-squared goodness-of-fit tests for the proportional hazards regression model

Chi-squared goodness-of-fit tests for the proportional hazards regression model Abstract SUMMARY A class of omnibus chi-squared goodness-of-fit tests is presented for the model, relating failure time to covariate values, proposed by Cox (1972). These tests are based on the expected and observed frequency that a data point, representing a failure with associated covariates, falls into one of L mutually exclusive categories. Different partitions of the space of covariate values and failure time will yield different tests. Certain partitions are suggested for the goodness-of-fit problems commonly encountered in clinical trials. This content is only available as a PDF. © 1980 Biometrika Trust http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Biometrika Oxford University Press

Chi-squared goodness-of-fit tests for the proportional hazards regression model

Biometrika , Volume 67 (1) – Jan 1, 1980

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References (8)

Publisher
Oxford University Press
Copyright
Copyright © 2022 Biometrika Trust
ISSN
0006-3444
eISSN
1464-3510
DOI
10.1093/biomet/67.1.145
Publisher site
See Article on Publisher Site

Abstract

Abstract SUMMARY A class of omnibus chi-squared goodness-of-fit tests is presented for the model, relating failure time to covariate values, proposed by Cox (1972). These tests are based on the expected and observed frequency that a data point, representing a failure with associated covariates, falls into one of L mutually exclusive categories. Different partitions of the space of covariate values and failure time will yield different tests. Certain partitions are suggested for the goodness-of-fit problems commonly encountered in clinical trials. This content is only available as a PDF. © 1980 Biometrika Trust

Journal

BiometrikaOxford University Press

Published: Jan 1, 1980

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