Table 4.

Infit and Outfit Errors of the AS-20 Self-Perception, Interaction, Reading Function, and General Function Subscales, Showing Remaining Items.

Item #	Infit		Outfit
	Mean Square	Standard Z-Score	Mean Square	Standard Z-Score
Self-perception subscale
6	1.34	3.7	1.38	3.8
2	0.98	−0.2	1.04	0.5
1	0.93	−0.8	0.91	−1.0
4	0.85	−1.8	0.83	−1.8
3	0.77	−2.9	0.74	−3.1
Interaction subscale
5	1.09	0.9	1.30	2.2
10	1.16	1.7	1.13	1.4
8	1.03	0.4	1.03	0.3
7	0.83	−1.9	0.87	−1.2
9	0.78	−2.5	0.79	−2.3
Reading function subscale
13	1.19	2.2	1.29	3.1
20	0.95	−0.6	0.93	−0.9
16	0.94	−0.7	0.92	−1.0
12	0.90	−1.3	0.89	−1.2
General function subscale
11	1.36	4.3	1.34	4.1
18	0.97	−0.3	0.94	−0.7
15	0.91	−1.2	0.93	−0.9
17	0.74	−3.8	0.70	−4.1