nominally significantp < 0.01
Nominally significant associations ( p < 0.01) were detected for several variants in genes encoding vasoactive intestinal peptide receptor 2 ( VIPR2 ), period circadian regulator 2 ( PER2 ), casein kinase 1 epsilon ( CSNK1E ), and activator of transcription and developmental regulator ( AUTS2 ), but no signal survived correction for multiple testing.