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. Author manuscript; available in PMC: 2020 Sep 10.

Published in final edited form as: J Alzheimers Dis. 2020;73(2):671–682. doi: 10.3233/JAD-190439

Table 3.

Attenuation of race differences in level of cognitive function by lifetime stress in each cognitive domain

	Speed & flexibility		Working memory		Verbal learning & memory
	Model 1	Model 2	Model 1	Model 2	Model 1	Model 2
African American race	−0.93 (−1.18, −0.69)^†	−0.87 (−1.12, −0.62)^†	−0.39 (−0.63, −0.15)^*	−0.39 (−0.63, −0.15)^*	−0.33 (−0.58, −0.09)^*	−0.33 (−0.58, −0.08)^*
Stress	–	−0.04 (−0.06, −0.01)^†	–	0.00 (−0.02, 0.02)	–	–0.003 (−0.03, 0.02)
Stress^* Age	–	0.00 (0.00, 0.00)	–	0.00 (−0.001, 0.001)	–	0.00 (−0.002, 0.002)
Attenuation (%, CI)	–	6.91 (4.43, 8.78)^*	–	0.02 (−1.77, 5.97)	–	1.51 (−1.83, 13.06)

All models additionally adjust for age at visit, gender, years of education, APOE ε4 carrier status, and practice effects.

^*

Significant at the p < 0.05 level.

^†

Significant at the p < 0.001 level.