[R-sig-ME] bootstrapping a mixed-model (lme)

David Duffy David.Duffy at qimr.edu.au
Wed Apr 8 05:40:58 CEST 2015


On Wed, 8 Apr 2015, Roslyn Dakin wrote:

> This question is in response to Ken's point about bootstrapping mixed
> models (that you have to resample whole clusters/subjects for the
> nonparametric bootstrap).

I've played a bit with the delete-d jackknife (the book by Shao and Tu is 
good). You just delete a randomly selected subset of observations to 
generate each pseudosample - that way the underlying correlation 
structure/clustering is retained.

| David Duffy (MBBS PhD)
| email: David.Duffy at qimrberghofer.edu.au  ph: INT+61+7+3362-0217 fax: -0101
| Genetic Epidemiology, QIMR Berghofer Institute of Medical Research
| 300 Herston Rd, Brisbane, Queensland 4006, Australia  GPG 4D0B994A



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