Table 3.

Average XYZ coordinates in MNI space (mean ± SD) corresponding to the TMS locations on the scalp over M1 and PMd in the left (dominant) and right (non-dominant) hemisphere for each age group (young and older adults).

M1	DOMINANT (LEFT)			NON-DOMINANT (RIGHT)
	X	Y	Z	X	Y	Z
YOUNG	−48.30 ± 4.74	−3.00 ± 7.71	71.55 ± 5.76	45.17 ± 5.91	−8.05 ± 8.19	72.62 ± 5.30
OLDER	−46.10 ± 7.57	1.13 ± 11.66	70.81 ± 5.31	43.34 ± 5.51	−3.58 ± 12.99	71.62 ± 6.74
PMd	X	Y	Z	X	Y	Z
YOUNG	−44.60 ± 4.70	24.21 ± 7.16	64.49 ± 6.20	45.28 ± 5.52	21.38 ± 9.74	63.77 ± 6.34
OLDER	−43.50 ± 7.30	28.66 ± 10.17	61.48 ± 6.46	43.30 ± 5.14	26.03 ± 10.79	62.18 ± 6.41