TABLE 3.

Psychometric characteristics of the scales within the IRT framework.

	GPCM			GRSM			GRM
	AIC	BIC	−2 × Log-Lik	AIC	BIC	−2 × Log-Lik	AIC	BIC	−2 × Log-Lik
ITS	48549.45	49133.80	48293.44	48744.22	48999.87	48632.22	48426.97	49011.32	48170.96
RPHNS	43857.42	44414.39	43613.42	43915.32	44217.57	43806.32	43636.28	44193.24	43392.28