Table 2. Reaction times of behavioural tasks after scanning.

	HD group		CON group		HD vs. CON
Reaction Times (ms)	mean	SD	mean	SD	t(30)	d	p
RT1	278	41	240	43	2.53	0.9	0.02
RT2*	260	31	237	39	1.79	0.7	0.08
RT3	704	87	649	73	1.70	0.6	0.06

SD: standard deviation, HD: Huntington disease mutation carriers, CON: control subjects, t: t-value, d: effect size.

Significance was assumed at p≤0.033, FDR adjusted.

*: 1 datapoint missing in 1 subject of the HD group.