Table 4. Characteristics of the ECR-S12 items.

Item/Scale	M(SD)	Skewness	Kurtosis	P	rit
Item 1 a	2.36 (1.63)	1.03	0.07	.23	.54
Item 2 b	2.59 (1.71)	0.83	-0.40	.26	.16
Item 3 b	1.80 (1.25)	1.67	2.16	.13	.42
Item 4 a	1.86 (1.27)	1.57	1.81	.14	.45
Item 5 b	1.93 (1.39)	1.56	1.71	.16	.39
Item 6 a	4.37 (2.01)	-0.38	-1.06	.56	.21
Item 7 a	3.75 (2.09)	0.19	-1.26	.46	-.09
Item 8 a	2.48 (1.66)	0.95	-0.09	.25	.48
Item 9 b	3.14 (2.02)	0.13	-1.26	.36	.62
Item 10 a	3.63 (2.05)	0.65	-0.85	.44	.35
Item 11 b	2.91 (1.94)	0.87	-0.39	.32	.64
Item 12 b	3.21 (1.94)	0.64	-0.70	.37	.57
Anxiety scale	3.07 (0.99)	0.36	<0.01
Avoidance scale	3.09 (1.80)	0.78	-0.39

^a anxiety item

^b avoidance item ;P, difficulty index; r_it, corrected item-total correlation.