Socioeconomic disadvantage and ethnicity are associated with large differences in children’s working memory ability: analysis of a prospective birth cohort study following 13,500 children

Table 3 Regression results for FDR, Corsi, and BDR by socioeconomic group

Socioeconomic group	FDR (n = 4895)			Corsi (n = 4872)			BDR (n = 4913)
Socioeconomic group	B (95% CI)	t	p	B (95% CI)	t	p	B (95% CI)	t	p
Least deprived
Employed not materially deprived	− 2.47 [− 3.94 to − 0.99]	− 3.27	.001	− 3.52 [− 5.21 to − 1.84]	− 4.10	< .001	− 4.30 [− 6.13 to − 2.47]	− 4.60	< .001
Employed no access to money	− 2.28 [− 3.78 to − 0.78]	− 2.98	.003	− 2.70 [− 4.41 to − 0.99]	− 3.10	.002	− 2.97 [− 4.82 to − 1.11]	− 3.14	.002
Benefits but coping	− 4.23 [− 5.52 to − 2.94]	− 6.41	< .001	− 6.74 [− 8.22 to − 5.26]	− 8.96	< .001	− 7.34 [− 8.94 to − 5.73]	− 8.98	< .001
Most deprived	− 6.02 [− 7.51 to − 4.54]	− 7.97	< .001	− 6.56 [− 8.25 to − 4.86]	− 7.60	< .001	− 8.42 [− 10.26 to − 6.58]	− 8.98	< .001
F test	F(4, 4890) = 19.01			F(4, 4867) = 25.85			F(4, 4908) = 25.59
Unadjusted R², p	.02, < .001			.02, < .001			.02, < .001

ISSN: 2050-7283