Spatial navigation is associated with subcortical alterations and progression risk in subjective cognitive decline

Table 3 Basal forebrain subfield volumes (mm³)

	NC (n = 77)	G-SCD (n = 40)	B-SCD (n = 40)	MCI (n = 23)	F	P
Ch4p	85.80 ± 8.03	86.40 ± 9.27	81.96 ± 6.34^bd	79.78 ± 5.74^ce	4.994	0.002*
Ch4a-i	142.37 ± 10.17	144.01 ± 13.01	137.13 ± 11.32^bd	134.19 ± 10.03^ce	4.757	0.003*
Ch3	135.73 ± 10.25	136.77 ± 13.27	130.98 ± 11.29	126.73 ± 9.47^ce	4.843	0.003*
NSP	104.60 ± 8.16	104.93 ± 10.01	101.44 ± 9.79	98.22 ± 7.23^ce	3.187	0.025*
Ch1/2	66.74 ± 6.73	67.36 ± 8.00	63.56 ± 6.17	61.03 ± 6.91^ce	4.885	0.003*

Data were presented as means ± standard deviation
^*p < 0.05, FDR corrected, controlling for sex, age, years of education, and total intracranial volume
^a~fPost hoc analyses showed a significant difference between groups. ^aNC vs G-SCD; ^bNC vs B-SCD; ^cNC vs MCI; ^dG-SCD vs B-SCD; ^eG-SCD vs MCI; ^fB-SCD vs MCI

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