. Author manuscript; available in PMC: 2023 Aug 1.

Published in final edited form as: Psychol Aging. 2021 Dec 30;37(5):591–603. doi: 10.1037/pag0000672

Table 4.

Aim 2 Regression Results, Disaggregated by Relationship Type

Variable	Episodic Memory	Executive Function	Visuoconstruction	Language	Processing
	Estimate (SE), β	Estimate (SE), β	Estimate (SE), β	Estimate (SE), β	Estimate (SE), β
Social Network Structure
Network Size
Children	0.00 (0.02), 0.00	0.01 (0.02), 0.02	0.00 (0.01), 0.00	0.01 (0.03), 0.01	0.03 (0.06), 0.01
Other family	0.00 (0.01), 0.01	−0.03 (0.01), 0.06^*	−0.02 (0.01), −0.07^*	−0.02 (0.02), −0.03	−0.08 (0.04), −0.05^*
Friends	0.01 (0.01), 0.01	0.01 (0.01), 0.02	0.01 (0.00), 0.04^*	0.02 (0.01), 0.03	0.04 (0.03), 0.03
Contact frequency
Children	−0.02 (0.08), −0.01	0.01 (0.06), 0.00	0.01 (0.03), 0.01	0.01 (0.09), 0.00	−0.01 (0.21), −0.00
Other family	−0.11 (0.08), −0.05	0.05 (0.06), 0.02	0.00 (0.03), 0.00	−0.07 (0.09), −0.07	0.16 (0.21), 0.02
Friends	0.21 (0.08), 0.06^*	1.18 (0.06), 0.06^*	0.07 (0.03), 0.05^*	0.24 (0.09), 0.06^*	0.65 (0.20), 0.06^*
Marital Status	0.03 (0.15), 0.00	−0.04 (0.11), −0.01	0.01 (0.06), 0.00	0.02 (0.17), 0.00	−0.31 (0.40), −0.01
Social Network Quality
Support
Children	0.02 (0.12), 0.00	−0.03 (0.09), −0.01	−0.05 (0.05), −0.03	−0.02 (0.14), 0.00	−0.12 (0.31), −0.01
Other family	−0.21 (0.10), −0.05^*	−0.16 (0.07), −0.05^*	−0.02 (0.04), −0.02	−0.28 (0.11), −0.05^*	−0.46 (0.25), −0.04
Friends	−0.08 (0.11), −0.02	−0.13 (0.08), 0.03	−0.06 (0.04), −0.05	−0.02 (0.12), −0.00	−0.41 (0.27), −0.03
Strain
Children	0.01 (0.14), 0.00	−0.10 (0.10), 0.02	−0.09 (0.05), −0.04	−0.05 (0.15), −0.01	−0.32 (0.34), −0.02
Other family	−0.13 (0.14), −0.02	−0.11 (0.10), −0.02	−0.05 (0.05), −0.02	−0.06 (0.15), −0.01	−0.39 (0.35), −0.02
Friends	−0.29 (0.16), −0.04	−0.30 (0.12), −0.05^*	−0.13 (0.06), −0.04^*	−0.38 (0.18), −0.04^*	−1.10 (0.42), −0.05^*
Covariates
Age	−0.18 (0.01), −0.33^*	−0.14 (0.01), −0.34^*	−0.06 (0.00), −0.28^*	−0.20 (0.01), −0.33^*	−0.58 (0.03), −0.39^*
Baseline year	0.29 (0.13), 0.04^*	0.23 (0.09), 0.04^*	0.12 (0.05), 0.04^*	0.43 (0.15), 0.05^*	0.89 (0.34), 0.04^*
Race
Black	−0.99 (0.21), −0.09^*	−1.99 (0.15), −0.22^*	−0.88 (0.08), −0.21^*	−1.89 (0.23), 0.15^*	−7.07 (0.53), −0.20^*
Hispanic	−0.70 (0.26), −0.05^*	−0.90 (0.18), −0.09^*	−0.36 (0.10), 0.07^*	−0.68 (0.28), −0.04^*	−3.39 (0.65), −0.05^*
Other	−1.10 (0.50), 0.04^*	−1.10 (0.35), 0.05^*	−0.38 (0.19), −0.03^*	−1.80 (0.56), −0.05^*	−3.59 (1.27), −0.04^*
Income	0.00 (0.00), 0.02	−0.00 (0.00), 0.01	0.00 (0.00), 0.02	−0.00 (0.00), −0.02	0.01 (0.00), 0.00
Wealth	0.00 (0.00), 0.00	0.00 (0.00), 0.04^*	0.00 (0.00), 0.04	0.00 (0.00), 0.04^*	0.03 (0.00), 0.00
Education	0.21 (0.03), 0.16^*	0.27 (0.02), 0.26^*	0.12 (0.01), 0.24^*	0.30 (0.03), 0.20^*	0.84 (0.07), 0.03^*
Baseline cognitive ability	0.38 (0.02), 0.35^*	0.20 (0.01), 0.29^*	0.09 (0.01), 0.27^*	0.39 (0.02), 0.36^*	0.80 (0.05), 0.31^*
Gender	0.11 (0.15), 0.88^*	−0.06 (0.10), 0.01	−0.07 (0.06), −0.03	0.44 (0.16), 0.05^*	1.04 (0.37), 0.05^*

Note. Estimates represent b. SE = standard error of b.The episodic memory model R² = 0.46. The executive function model R² = 0.54. The visuoconstruction model R² = 0.45. The language model R² = 0.50. The processing speed model R² = 0.54.

p < .05