TABLE 2.

Correlations between Family/Parent/Background Variables, Infant Temperament, Attention in the Laboratory and Effortful Control (N = 147)

Variable	1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20	21
1. Toddler effortful control	1
2. Family socio-economic status	.13	1
3. Family income	–.12	.33**	1
4. Mothers' education	–.09	.33**	.18*	1
5. Child age	.24**	.06	.01	–.07	1
6. Child gender	.06	–.01	–.01	.03	.02	1
7. Mothers' effortful control	.25**	.29**	.22**	.23**	.09	–.01	1
8. Mothers' negative emotionality	–.34**	–.12	–.13	–.03	–.09	.04	–.41**	1
9. Mothers' extraversion	.36**	–.06	–.04	–.12	–.01	–.10	.13	–.36**	1
10. Mothers' internalizing	–.22**	–.10	–.22**	–.07	–.28**	–.01	–.27**	.39**	–.19*	1
11. Mother's stress	–.32**	–.30**	–.25*	–.17*	–.14	–.03	–.40**	.38**	–.13	.52**	1
12. Infant negative emotionality	–.30**	–.21*	.02	–.09	–.17*	.04	–.30**	.43**	–.05	.32**	.25**	1
13. Infant regulatory capacity	.39**	.19*	.06	–.25**	.14	.03	.22**	–.22**	.17*	.05	–.11	–.24**	1
14. Infant positive affect	.12	.16	–.12	–.23**	.15	–.20**	.17*	.05	.23**	.16*	–.03	.06	.44**	1
15. Latency to look away	–.30**	.03	.29**	.11	–.15	.18*	–.05	–.03	–.07	–.09	–.13	–.03	–.03	–.10	1
16. Latency to approach	–.06	–.09	.12	–.06	–.25**	.25**	–.09	.10	–.13	.12	–.02	–.02	.01	–.17*	.14	1
17. Intensity of facial interest	.04	–.07	.05	–.01	–.20*	–.23**	–.12	–.06	.09	–.16	–.07	–.09	.01	–.11	.18*	.04	1
18. Duration of looking	–.10	–.03	–.09	–.13	–.19*	–.18*	–.18*	–.01	–.01	–.09	.09	–.01	–.09	.06	.08	–.13	.53**	1
19. Duration of manipulation	–.13	–.15	–.13	–.13	–.05	.05	–.27**	.08	–.24**	.04	.04	.21*	–.07	.03	.04	–.06	.39**	.58**	1
20. Number of toy changes	.08	–.13	–.24**	–.19*	.08	.22**	–.05	.30**	–.01	.10	.11	.10	–.03	.10	–.17*	–.04	–.13	–.02	.05	1
21. Number of activity changes	.01	–.13	–.04	–.07	–.05	.05	–.22**	.14	.01	–.07	.09	.04	–.20*	–.28**	–.13	–.05	.07	.14	.10	.43**	1

Note.

^*p < .05 level

^**p < .01 level (two-tailed).