TABLE 4.

Spearman correlation matrix and p values between deltaf1 and demographic variables.

	Age	rankscol	n. of live-in members	DELTAF1
Age	100.00	0.69	0.013	–0.02
		< 0.0001	0.93	–0.87
Rankscol	0.69	100.00	0.08	–0.02
	< 0.0001		0.57	0.89
n. of live-in members	0.01	0.08	100.00	0.02
	0.93	0.57		0.87
DELTAF1	–0.02	–0.02	0.02	100.00
	0.87	0.89	0.87

In bold the statistical significances.