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What does 'km' transform in cox.zph function mean?
I'm trying to understand how cox.zph function in R programming language works and I find myself not knowing what km transform ...
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1
vote
0
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I multiplied a predictor variable by 10. Why does my univariate cox regression HR and p-value change entirely?
I calculated the waist-to-hip ratio from, well, waist and hip measurements in cm. The ratio's values would come out in the range of 0.8-1.1, for my population.
When I performed a univariate cox ...
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