Table 2.

Socio-demographic and general cognitive state data.

Groups	Age	Education	Musical educ.	MMSE	GDS
M/EXP	73 ± 2.32	14.36 ± 0.93	15.36 ± 3.84	28.78 ± 0.43	4.71 ± 0.7
M/CTRL	73 ± 3.28	17.25 ± 2.15	17 ± 6.63	27.67 ± 0.9	4.14 ± 1.06
NM/EXP	71.8 ± 1.72	12.93 ± 1.06	1.07 ± 0.41	28.94 ± 0.25	4.76 ± 0.58
NM/CTRL	71.47 ± 1.59	13.07 ± 0.65	0 ± 0	28.73 ± 0.21	3.47 ± 0.71

Media ± standard deviation, for age, years of education, years of musical education, MMSE, and GDS. M/EXP, musicians’ improvisation group; M/CTRL, musicians’ imitation group; NM/EXP, non-musicians’ improvisation group; and NM/CTRL, non-musicians’ imitation group.