Table 2.

Descriptive Statistics for the 15 Original CBQ Scales

Scale	ON: age 3			NY: age 3			d age 3	ON: age 5/6			NY: age 5/6			d age 5/6
	M	SD	α	M	SD	α		M	SD	α	M	SD	α
1. Activity	5	.72	.77	5.02	.77	.76		4.74	.77	.77	4.82	.73	.74
2. Anger	4.44*	.77	.79	4.56*	.82	.79	.15	4.25	.91	.85	4.23	.88	.82
3. Approach	5.17**	.61	.74	5.32**	.64	.71	.24	5.20	.63	.75	5.21	.63	.71
4. AttnFocus	4.47	.79	.72	4.53	.88	.72		4.74	.83	.76	4.73	.82	.71
5. Discomfort	4.05**	.83	.71	4.23**	.84	.68	.22	4.03	.88	.76	4.03	.84	.70
6. Sooth	5	.72	.77	5.06	.75	.74		5.05**	.73	.80	5.19**	.77	.80	.19
7. Fear	3.62**	.83	.71	3.98**	.94	.74	.43	3.64**	.93	.74	3.83**	.95	.75	.20
8. HighPL	4.95**	.82	.80	5.12**	.88	.79	.20	4.93	.90	.85	4.99	.81	.81
9. Impulsivity	4.56*	.73	.79	4.67*	.79	.75	.14	4.41	.78	.80	4.45	.74	.75
10. InhibCn	4.71	.75	.79	4.61	.81	.79		5.10	.80	.82	5.01	.84	.82
11. LowPL	5.65*	.56	.72	5.74*	.58	.69	.16	5.58	.59	.73	5.53	.61	.73
12. PerSen	4.85**	.75	.73	5.14**	.77	.74	.38	4.95**	.75	.76	5.10**	.71	.74	.21
13. Sadness	3.79**	.70	.68	3.95**	.71	.63	.23	3.94	.71	.66	3.86	.72	.66
14. Shyness	3.57	1.16	.92	3.51	1.24	.92		3.40*	1.15	.92	3.19*	1.26	.93	.17
15. Smiling	5.87**	.59	.79	6.02**	.54	.73	.27	5.90	.55	.78	5.97	.54	.75

Note. The table depicts between sample comparisons of the CBQ scale means within each age group (3-year-olds and 5/6-year-olds);

^**p<.01;

^*p<.05;

Activity = Activity Level; Anger = Anger/Frustration; Approach = Approach/Positive Anticipation; AttnFocus = Attentional Focusing; Sooth = Soothability/Falling Reactivity; HighPL = High Intensity Pleasure; InhibCn = Inhibitory Control; LowPL = Low Intensity Pleasure; PerSen = Perceptual Sensitivity; Smiling = Smiling/Laughter