Table 4. Pairwise differences between homologous midbrain ROI pairs (left and right SN, left and right VTA) and their non-homologous counterparts in 2-D EPI, 3-D FFE and 3-D PRESTO data.

Sequence	Homologous	Non-homologous	p-value
EPI	L_SN:R_SN	L_SN:L_VTA	p = 0.13
EPI	L_SN:R_SN	L_SN:R_VTA	p = 0.80
EPI	L_SN:R_SN	R_SN:L_VTA	p = 0.81
EPI	L_SN:R_SN	R_SN:R_VTA	p = 0.31
EPI	L_VTA:R_VTA	L_SN:L_VTA	p = 0.23
EPI	L_VTA:R_VTA	L_SN:R_VTA	p = 0.96
EPI	L_VTA:R_VTA	R_SN:L_VTA	p = 0.98
EPI	L_VTA:R_VTA	R_SN:R_VTA	p = 0.04*
FFE	L_SN:R_SN	L_SN:L_VTA	p = 0.03*
FFE	L_SN:R_SN	L_SN:R_VTA	p = 0.02*
FFE	L_SN:R_SN	R_SN:L_VTA	p = 0.04*
FFE	L_SN:R_SN	R_SN:R_VTA	p = 0.04*
FFE	L_VTA:R_VTA	L_SN:L_VTA	p = 0.008*
FFE	L_VTA:R_VTA	L_SN:R_VTA	p = 0.005*
FFE	L_VTA:R_VTA	R_SN:L_VTA	p = 0.004*
FFE	L_VTA:R_VTA	R_SN:R_VTA	p = 0.01*
PRESTO	L_SN:R_SN	L_SN:L_VTA	p = 0.03*
PRESTO	L_SN:R_SN	L_SN:R_VTA	p = 0.05
PRESTO	L_SN:R_SN	R_SN:L_VTA	p = 0.11
PRESTO	L_SN:R_SN	R_SN:R_VTA	p = 0.26
PRESTO	L_VTA:R_VTA	L_SN:L_VTA	p = 0.009*
PRESTO	L_VTA:R_VTA	L_SN:R_VTA	p = 0.003*
PRESTO	L_VTA:R_VTA	R_SN:L_VTA	p = 0.04*
PRESTO	L_VTA:R_VTA	R_SN:R_VTA	p = 0.045*

Uncorrected p-values represent significance of differences.

^*indicates significance at p<0.05.