Table 4.

Correlations between CPT latent factors and indices with dependence severity measures

	Correlation with HIS score	Correlation with FTND total score	Correlation with FTND_2,3,5,6 total score
Amplitude	0.62^****	0.54^****	0.28^****
Persistence	0.22^****	0.26^****	0.23^****
Intensity	0.59^****	0.53^****	0.28^****
Omax	0.39^****	0.39^****	0.28^****
Breakpoint	0.12^***	0.18^****	0.21^****
Pmax	0.09^*	0.15^****	0.19^****
Elasticity	−0.23^****	−0.21^****	−0.12^**

^****

P < 0.0001

^***

P < 0.001

^**

P < 0.01

P < 0.05