Table 3. Two-point discrimination comparison within instrumental groups left vs right hands and two-point discrimination comparison within instrumental groups non-dominant vs dominant hands.

	Musicians	Non-musicians
Total subjects	100	100
Age, average (range)	20.06 (18-28)	20.25 (18-27)	P = 0.50
Female	52	61	P = 0.20
Male	48	39
Right handed	93	91	P = 0.60
Left handed	7	9
Two-point discrimination comparison within instrumental groups left vs right hands
	Average (SD) left hand two-point discrimination, mm	Average (SD) right hand two-point discrimination, mm
Woodwinds	3.0 (0.8)	2.9 (0.8)	P = 0.39
Strings	2.9 (0.8)	2.9 (0.8)	P = 0.76
Brass	3.4 (0.8)	3.2 (0.8)	P = 0.42
Percussion/piano/organ	2.9 (0.9)	2.8 (0.8)	P = 0.29
Harp/guitar	2.9 (0.9)	2.7 (0.7)	P = 0.09
Left: ANOVA, 5 groups, p = 0.11 Right: ANOVA, 5 groups, p = 0.076
Two-point discrimination comparison within instrumental groups non-dominant vs dominant hands
	Average (SD) non-dominant hand two-point discrimination, mm	Average (SD) dominant hand two-point discrimination, mm
Woodwinds	3.0 (0.8)	2.9 (0.8)	P = 0.39
Strings	2.9 (0.8)	2.9 (0.8)	P = 0.70
Brass	3.4 (0.8)	3.2 (0.8)	P = 0.42
Percussion/piano/organ	2.9 (0.9)	2.8 (0.8)	P = 0.66
Harp/guitar	3.0 (0.8)	2.6 (0.7)	P = 0.02
Non-dominant: ANOVA, 5 groups, p = 0.093 Dominant: ANOVA, 5 groups, p = 0.085

SD = standard deviation