Table 3.

Results of the Multiple Regression Analysis of Peak Velocity versus Amplitude and Age for All Conditions Pooled

R2 (Adjusted)	Predictor	b	β	P
Accommodation
0.88	A	2.249	0.914	<0.001
	Z	−0.899	−0.058	0.020
	A*Z	−0.168	0.034	0.155
Disaccommodation
0.91	A	6.142	0.960	<0.001
	Z	2.132	0.057	0.006
	A*Z	−1.728	−0.252	<0.001

Abbreviations are as defined in Table 2.