[R] Full likelihood from survreg

Terry Therneau therneau at mayo.edu
Thu May 28 13:53:30 CEST 2009

> How can I find out what survreg generates: the full likelihood or a
> likelihood with "unnecessary" constants dropped?

 Survreg returns a log-likelihood, not a deviance (LL with parameters dropped); 
and the result is labeled as such.  
It turns out that the deviance is not as easily defined for censored data.

	Terry Therneau

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