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Results tagged with proportional-hazards
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user 283434
Proportional hazards is an assumption of the Cox proportional hazards model of survival analysis and some other models as well. The assumption is that a linear increase in the predictor will have a uniform multiplicative relationship with the hazard.
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How to go about interpreting time-varying co-variates in survival analyses?
I'm pretty new to stats.. been working with cox models and getting a little confused.
1) Why do they occur?
2) How might one interpret/clinically translate a time-varying co-variate for cox models?
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