Table 1.

Demographic and fMRI details

	Country‐1: Argentina				Country‐2: Colombia				Country‐3: Australia
A. Demographic characteristics of the study samples: Details of the comparison the groups of each center
	C	bvFTD	FIS	Stats	C	bvFTD	PPA	Stats	C	bvFTD	AD	Stats
Number	16	16 (+5)	13	–	29	17	8	–	15	12 (+2)	13 (+2)	–
Age	63.50 (7.22)	69.37 (7.29)	62.77 (10.42)	NS	61.30 (7.16)	65.23 (8.29)	60.12 (5.81)	NS	69.13 (6.59)	65.33 (9.12)	64.07 (7.34)	NS
Educa‐tion	16.31 (2.52)	14.60 (4.12)	14.25 (5.61)	NS	14.25 (5.60)	13.82 (4.50)	11.50 (4.37)	NS	14.15 (2.61)	12.10 (3.33)	12.77 (2.65)	NS
Gender	F = 9 M = 7	F = 9 M = 7	F = 3 M = 10	NS	F = 12 M = 17	F = 12 M = 5	F = 4 M = 4	NS	F = 7 M = 8	F = 8 M = 4	F = 5 M = 8	NS

B fMRI acquisition parameters: The specific scanning protocol followed in each center
Firm	Philips Intera	Philips Achieva	Philips Achieva
Teslas	1.5 T	3 T	3 T
N° slices	33 slices	40 slices	29 slices
Voxel size	3.6 mm × 3.6 mm × 4 mm	3 mm × 3 mm × 3 mm	1.88 mm × 1.88 mm × 4.5 mm
Flip angle	90°	90°	90°
Acqui‐sition	Ascending. Parallel to the anterior and posterior commissures.	Ascending. Parallel to the anterior and posterior commissures.	Ascending. Parallel to the anterior and posterior commissures.
Repe‐tition time (TR)	2,777 ms	3,000 ms	2,000 ms
Echo time (TE)	50 ms	30 ms	30 ms
Duration	10 min	5 min	7 min
Instru‐ction	Do not think about anything in particular.	Do not think about anything in particular.	Do not think about anything in particular.
N° volumes	209	120	208

C Movement parameters: Comparison of groups’ movement parameters in each center
	C	bvFTD	FIS	Stats	C	bvFTD	PPA	Stats	C	bvFTD	AD	Stats
Mean translational (mm)	0.11 (0.05)	0.12 (0.07)	0.10 (0.03)	NS	0.05 (0.03)	0.05 (0.02)	0.05 (0.04)	NS	0.08 (0.04)	0.08 (0.03)	0.11 (0.07)	NS
Mean rotational (°)	0.07 (0.03)	0.09 (0.06)	0.08 (0.03)	NS	0.03 (0.01)	0.04 (0.02)	0.04 (0.02)	NS	0.04 (0.02)	0.05 (0.03)	0.08 (0.02)	NS

NS: non‐significant. Mean (SD).