Table 2. Association analyses between amygdala activity in the Negative Faces > Shapes contrast and oxytocin receptor polymorphisms.

SNP	Amygdala hemisphere	SCZ n=104		AD n=100		HC n=142		Total N=346
		Effect size	P	Effect size	P	Effect size	P	Effect size	P
Rs2254298 (G)a	Left	b=0.12	0.97	b=−1.35	0.67	b=1.92	0.40	b=0.72	0.66
	Right	b=−1.11	0.77	b=4.24	0.20	b=0.45	0.84	b=1.22	0.47
Rs53576 (G)	Left	b=4.93	0.026	b=0.37	0.87	b=−3.36	0.06	b=0.35	0.77
	Right	b=3.28	0.19	b=0.69	0.77	b=−1.14	0.50	b=0.77	0.54
Rs237902 (G)	Left	b=−4.99	0.014b	b=−0.25	0.90	b=2.81	0.08	b=−0.56	0.59
	Right	b=−3.84	0.097	b=−2.66	0.18	b=2.65	0.08	b=−1.00	0.36

SNP, single nucleotide polymorphism; SCZ, schizophrenia spectrum disorders; AD, affective spectrum disorders; HC, healthy controls.

^aResults for the G allele dosage are displayed.

^bRemains significant after Bonferroni corrections (3 independent tests).