Table 2.

Variable correlation.

		L(t)	1/F(t)	1/G(t)	1/M(t)
L(t)	Pearson	1	0.721∗∗	0.299	−0.012
	Significance (bilateral)		0.001	0.228	0.961
	N	18	18	18	18
1/F(t)	Pearson	0.721∗∗	1	0.177	0.124
	Significance (bilateral)	0.001		0.482	0.623
	N	18	18	18	18
1/G(t)	Pearson	0.299	0.177	1	0.370
	Significance (bilateral)	0.228	0.482		0.130
	N	18	18	18	18
1/M(t)	Pearson	−0.012	0.124	0.370	1
	Significance (bilateral)	0.961	0.623	0.130
	N	18	18	18	18

^∗∗ Significant correlation was found at 0.01 level (bilateral).