Multilevel Twin Models: Geographical Region as a Third Level Variable
Zenab Tamimy, Sofieke T. Kevenaar, Jouke‐Jan Hottenga, Michael D. Hunter, Eveline L. de Zeeuw, Michael Churton Neale, C. E. M. van Beijsterveldt, Conor V. Dolan, Elsje van Bergen, Dorret Irene Boomsma
This paper applies a 3-level multilevel model to twin data, showing that regional clustering explains 1.8% of children's height variance, which is ancestry-related and disappears after genetic principal components correction.
Behavior Genetics · Feb 27, 2021Peer-reviewedGenetics