Serotonergic gene-to-gene interaction is associated with mood and GABA concentrations but not with pain-related cerebral processing in fibromyalgia subjects and healthy controls

Table 3 ANOVAs for extracted BOLD-signal during evoked pain (P50) in rACC and thalamus

	Effect	df_Num, df_Den	MSE	F	η²_G	p
rACC
	Group	1, 91	0.22	2.70	0.027	0.104
	5‐HT_1A	1, 91	0.22	3.21	0.032	0.076
	5-HTT	2, 92	0.22	0.12	0.002	0.887
	Group*5‐HT_1A	1, 91	0.22	0.16	0.002	0.688
	Group*5‐HTT	2, 92	0.22	1.67	0.033	0.194
	5‐HT_1A*5‐HTT	2, 92	0.22	0.51	0.010	0.602
Thalamus
	Group	1, 91	0.20	4.80	0.046	0.031
	5‐HT_1A	1, 91	0.20	1.00	0.010	0.320
	5-HTT	2, 92	0.20	0.18	0.004	0.834
	Group*5‐HT_1A	1, 91	0.20	0.30	0.003	0.588
	Group*5‐HTT	2, 92	0.20	2.48	0.048	0.090
	5‐HT_1A*5‐HTT	2, 92	0.20	0.50	0.010	0.607

df_Num numerator degree of freedom, df_Den denominator degrees of freedom, MSE mean square error, η²_G generalized eta-squared. Effects significant at p < 0.05 are depicted in bold

ISSN: 1756-6606