Table 1.

Typically developing and late-talking children shape choice results.

	Typically Developing				Late Talking
Case #	Trials	PCC	c-Value	Case #	Trials	PCC	c-Value
1	16	56.25	0.40	33	16	75.00	0.04
2	16	68.75	0.10	34	16	62.50	0.23
3	12	66.67	0.19	35	16	43.75 *	0.78
4	15	40.00 *	0.85	36	11	36.36 *	0.89
5	12	75.00	0.07	37	16	56.25	0.40
6	14	71.43	0.09	38	16	50.00 *	0.60
7	15	73.33	0.06	39	13	46.15 *	0.71
8	16	68.75	0.10	40	15	60.00	0.30
9	14	92.86	0.001	41	15	33.33 *	0.94
10	16	68.75	0.10	42	12	58.33	0.38
11	16	75.00	0.04	43	15	60.00	0.30
12	16	68.75	0.11	44	16	50.00 *	0.59
13	16	75.00	0.04	45	10	40.00 *	0.83
14	16	62.50	0.22	46	16	93.75	<0.0001
15	8	62.50	0.37	47	13	53.85	0.49
16	6	100.00	0.02	48	14	64.29	0.21
17	16	75.00	0.04	49	16	75.00	0.04
18	16	75.00	0.04	50	16	43.75 *	0.77
19	16	62.50	0.22	51	14	71.43	0.09
20	16	68.75	0.10	52	16	50.00 *	0.60
21	13	46.15 *	0.71	53	6	66.67	0.34
22	9	55.56	0.50	54	11	54.55	0.50
23	15	80.00	0.02	55	13	38.46 *	0.86
24	16	56.25	0.40	56	16	31.25 *	0.96
25	16	50.00 *	0.60	57	16	37.50 *	0.89
26	16	93.75	<0.0001	58	9	77.78	0.09
27	16	68.75	0.10	59	16	75.00	0.04
28	14	71.43	0.09	60	16	68.75	0.11
29	16	56.25	0.41	61	16	50.00 *	0.60
30	16	87.50	0.002	62	16	87.50	0.002
31	16	81.25	0.01	63	16	37.50 *	0.90
32	16	81.25	0.01	64	15	66.67	0.16
Totals	467	69.59	<0.0001	Totals	458	56.77	0.002

Note: Trial numbers vary because some children did not complete all sixteen trials. The chance-value (c-value) is from a randomization test with 10,000 iterations. PCC = Percent Correct Classifications index. * Denotes a child’s PCC that was equal to or less than a 50/50 preference.