TABLE 5.

Linear regression of all groups.

	Estimate	SE	t	p
Intercept	0.95704	0.00504	190.006	<0.001
Old-young	0.03154	0.00904	3.489	<0.001
Cro-It	−0.03623	0.01004	−3.610	<0.001
F-M	0.00138	0.00992	0.139	0.890
N-M	−0.05309	0.01411	−3.763	<0.001