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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[S\]\s+KM\s+Survival\s+hazard\s+function\s*$/: 2 ]

Total 2 documents matching your query.

1. [S] KM Survival hazard function (score: 1)
Author: Hannoever <hann@Psyres-Stuttgart.DE>
Date: Thu, 25 Feb 1999 17:41:33 +0100 (MET)
Dear S+ Users, I fear this might be an FAQ, but is there a function to plot the hazard function for a Kaplan Meier survival function? Thanks a lot in advance for answers, suggestions and comments. wo
/archives/html/s-news/1999-02/msg00149.html (7,418 bytes)

2. Re: [S] KM Survival hazard function (score: 1)
Author: Prof Brian D Ripley <ripley@stats.ox.ac.uk>
Date: Thu, 25 Feb 1999 18:51:03 +0000 (GMT)
Not really, as there is not a hazard function. The KM _estimate_ of the survivor function is a step function: only (a.e) differentiable survival distributions have hazard functions you could plot. If
/archives/html/s-news/1999-02/msg00151.html (8,227 bytes)


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