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hello i have a mixed effect model which gives slope and intercept terms for 6 groups (diagnosis (3 levels) by risk group(2 levels)). the fixed part of the model is -- brain volume ~ Diagnosis + Risk Group + (Risk Group * age : Diagnosis) - 1 thus allowing risk group age/slope terms to vary within diagnosis and omitting a nonsignificant diagnosis by risk group intercept (age was centered)

Hi I am struggling with nested random effects and hope someone can help. I have individuals (ID) who are nested within families (FAM). I want to model an outcome variable, and take account of the intercorrelation of individuals within each family. I think this amounts to two random effects, one nested within the other. How can I model this in R? So far I have tried using the

...Valentin <eduardo.valentin@ti.com> Edward Donovan <edward.donovan@numble.net> Edward Shao <laface.tw@gmail.com> edwin_rong <edwin_rong@realsil.com.cn> Efi Tubul <efi.tubul@intel.com> Egbert Eich <eich@suse.com> Egbert Eich <eich@suse.de> Eilon Greenstein <eilong@broadcom.com> Eilon Greenstein <eilong@broadcom> Eilon Greenstein <eilong@broadcomo.com> Eldad Zack <eldad@fogrefinery.com> Eli Cohen <eli@mellanox.com> Eliad Peller <eliad@wizery.com> Eliezer Tamir <eliezer.tamir@linux.intel.com> Elio...

...Valentin <eduardo.valentin@ti.com> Edward Donovan <edward.donovan@numble.net> Edward Shao <laface.tw@gmail.com> edwin_rong <edwin_rong@realsil.com.cn> Efi Tubul <efi.tubul@intel.com> Egbert Eich <eich@suse.com> Egbert Eich <eich@suse.de> Eilon Greenstein <eilong@broadcom.com> Eilon Greenstein <eilong@broadcom> Eilon Greenstein <eilong@broadcomo.com> Eldad Zack <eldad@fogrefinery.com> Eli Cohen <eli@mellanox.com> Eliad Peller <eliad@wizery.com> Eliezer Tamir <eliezer.tamir@linux.intel.com> Elio...

...Valentin <eduardo.valentin@ti.com> Edward Donovan <edward.donovan@numble.net> Edward Shao <laface.tw@gmail.com> edwin_rong <edwin_rong@realsil.com.cn> Efi Tubul <efi.tubul@intel.com> Egbert Eich <eich@suse.com> Egbert Eich <eich@suse.de> Eilon Greenstein <eilong@broadcom.com> Eilon Greenstein <eilong@broadcom> Eilon Greenstein <eilong@broadcomo.com> Eldad Zack <eldad@fogrefinery.com> Eli Cohen <eli@mellanox.com> Eliad Peller <eliad@wizery.com> Eliezer Tamir <eliezer.tamir@linux.intel.com> Elio...

...novan <edward.donovan@numble.net> Edward Shao <laface.tw@gmail.com> edwin_rong <edwin_rong@realsil.com.cn> Efi Tubul <efi.tubul@intel.com> Egbert Eich <eich@pdx.freedesktop.org> (v2) Egbert Eich <eich@suse.com> Egbert Eich <eich@suse.de> Eilon Greenstein <eilong@broadcom.com> Eilon Greenstein <eilong@broadcom> Eilon Greenstein <eilong@broadcomo.com> Eldad Zack <eldad@fogrefinery.com> Eli Cohen <eli@mellanox.com> Eliad Peller <eliad@wizery.com> Eliezer Tamir <eliezer.tamir@linux.intel.com> Elio...

...novan <edward.donovan@numble.net> Edward Shao <laface.tw@gmail.com> edwin_rong <edwin_rong@realsil.com.cn> Efi Tubul <efi.tubul@intel.com> Egbert Eich <eich@pdx.freedesktop.org> (v2) Egbert Eich <eich@suse.com> Egbert Eich <eich@suse.de> Eilon Greenstein <eilong@broadcom.com> Eilon Greenstein <eilong@broadcom> Eilon Greenstein <eilong@broadcomo.com> Eldad Zack <eldad@fogrefinery.com> Eli Cohen <eli@mellanox.com> Eliad Peller <eliad@wizery.com> Eliezer Tamir <eliezer.tamir@linux.intel.com> Elio...

...novan <edward.donovan@numble.net> Edward Shao <laface.tw@gmail.com> edwin_rong <edwin_rong@realsil.com.cn> Efi Tubul <efi.tubul@intel.com> Egbert Eich <eich@pdx.freedesktop.org> (v2) Egbert Eich <eich@suse.com> Egbert Eich <eich@suse.de> Eilon Greenstein <eilong@broadcom.com> Eilon Greenstein <eilong@broadcom> Eilon Greenstein <eilong@broadcomo.com> Eldad Zack <eldad@fogrefinery.com> Eli Cohen <eli@mellanox.com> Eliad Peller <eliad@wizery.com> Eliezer Tamir <eliezer.tamir@linux.intel.com> Elio...

...novan <edward.donovan@numble.net> Edward Shao <laface.tw@gmail.com> edwin_rong <edwin_rong@realsil.com.cn> Efi Tubul <efi.tubul@intel.com> Egbert Eich <eich@pdx.freedesktop.org> (v2) Egbert Eich <eich@suse.com> Egbert Eich <eich@suse.de> Eilon Greenstein <eilong@broadcom.com> Eilon Greenstein <eilong@broadcom> Eilon Greenstein <eilong@broadcomo.com> Eldad Zack <eldad@fogrefinery.com> Eli Cohen <eli@mellanox.com> Eliad Peller <eliad@wizery.com> Eliezer Tamir <eliezer.tamir@linux.intel.com> Elio...

...novan <edward.donovan@numble.net> Edward Shao <laface.tw@gmail.com> edwin_rong <edwin_rong@realsil.com.cn> Efi Tubul <efi.tubul@intel.com> Egbert Eich <eich@pdx.freedesktop.org> (v2) Egbert Eich <eich@suse.com> Egbert Eich <eich@suse.de> Eilon Greenstein <eilong@broadcom.com> Eilon Greenstein <eilong@broadcom> Eilon Greenstein <eilong@broadcomo.com> Eldad Zack <eldad@fogrefinery.com> Elen Song <elen.song@atmel.com> Elena Ufimtseva <ufimtseva@gmail.com> Eli Cohen <eli@mellanox.com> Eliad Peller...

...novan <edward.donovan@numble.net> Edward Shao <laface.tw@gmail.com> edwin_rong <edwin_rong@realsil.com.cn> Efi Tubul <efi.tubul@intel.com> Egbert Eich <eich@pdx.freedesktop.org> (v2) Egbert Eich <eich@suse.com> Egbert Eich <eich@suse.de> Eilon Greenstein <eilong@broadcom.com> Eilon Greenstein <eilong@broadcom> Eilon Greenstein <eilong@broadcomo.com> Eldad Zack <eldad@fogrefinery.com> Elen Song <elen.song@atmel.com> Elena Ufimtseva <ufimtseva@gmail.com> Eli Cohen <eli@mellanox.com> Eliad Peller...