Results 111 to 120 of about 487,906 (252)

The Impact of Violation of the Proportional Hazards Assumption on the Calibration of the Cox Proportional Hazards Model

open access: yesEpidemiology, Biostatistics and Public Health
INTRODUCTION The Cox proportional hazards regression model is frequently used to develop clinical prediction models for time-to-event outcomes, allowing clinicians to estimate an individual’s risk of experiencing the outcome within specified time ...
Peter Austin, Daniele Giardiello
doaj   +1 more source

PEMODELAN LAJU KESEMBUHAN PASIEN RAWAT INAP TYPHUS ABDOMINALIS (DEMAM TIFOID) MENGGUNAKAN MODEL REGRESI KEGAGALAN PROPORSIONAL DARI COX (Studi Kasus di RSUD Kota Semarang) [PDF]

open access: yes, 2013
Typhus Abdominalis (typhoid fever) is a systemic infectious disease caused by Salmonella typhi and ranked 3rd of 10 major inpatient diseases in the hospitals of Indonesia based on Indonesia’s health profile data in 2010.
RINNI, BELLINA AYU
core  

PENERAPAN METODE REGRESI COX REGRESI PROPORTIONAL HAZARD PADA FAKTOR-FAKTOR YANG MEMENGARUHI LAJU KESEMBUHAN PASIEN TUBERCULOSIS DI RSUD DR. ZAINOEL ABIDIN [PDF]

open access: yes, 2018
Tuberculosis (TB) merupakan penyakit infeksi yang masih menjadi masalah kesehatan terbesar di dunia, termasuk Indonesia. Jika tidak ditanggulangi dengan serius, maka akan menyebabkan kematian.
WARDATUL JANNAH
core  

Unemployment Duration and its Determinants Using Cox Proportional Hazard Model Evidence from Yazd City during 2007-2010 [PDF]

open access: yesفصلنامه پژوهش‌های اقتصادی ایران, 2012
The following research attempts to study the effect of personal characteristics on unemployment duration in Yazd city during 2007-2010. The Cox proportional hazard model is used to test the hypotheses in this study.
Mohammad Ali Feizpour   +1 more
doaj  

Macroeconomic Conditions and Business Exit: Determinants of Failures and Acquisitions of UK Firms [PDF]

open access: yes
We study the impact of macroeconomic instability on business exit in a world where acquisition and bankruptcy are co-determined. Our objective is to discover how the processes that determine bankruptcies and acquisitions depend on the macroeconomic ...
Arnab Bhattacharjee   +3 more
core  

A stochastic joint model for longitudinal and survival data with cure patients [PDF]

open access: yes, 2009
Many medical investigations generate both repeatedly-measured (longitudinal) biomarker and survival data. One of complex issues arises when investigating the association between longitudinal and time-to-event data when there are cured patients in the ...
A. Salah, Khalid   +3 more
core  

University-to-work transitions: the case of Perugia [PDF]

open access: yes
The paper investigated on job transitions of graduates at the University of Perugia into the territory of the province of Perugia. In short, the paper has the following structure: after a review of the literature on university-to-work transition ...
Dario Sciulli, Marcello Signorelli
core  

A Semiparametric Joint Model for Longitudinal and Time-to- Event Univariate Data in Presence of Cure Fraction [PDF]

open access: yes, 2007
Many medical investigations generate both repeatedly-measured (longitudinal)biomarker and survival data. One of complex issue arises when investigating the association between longitudinal and time-to-event data when there are cured patients in the ...
A. Salah, Khalid   +3 more
core  

Non-collapsibility and built-in selection bias of period-specific and conventional hazard ratio in randomized controlled trials

open access: yesBMC Medical Research Methodology
Background The hazard ratio of the Cox proportional hazards model is widely used in randomized controlled trials to assess treatment effects. However, two properties of the hazard ratio including the non-collapsibility and built-in selection bias need to
Helen Bian   +3 more
doaj   +1 more source

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