Table 4.
Average Level and Rate of Decline in Individual Cognitive Tests of Episodic Memory, Executive Function, and MMSE in the CHAP Biracial Samplea
APOE Genotype | Episodic Memory | Executive Function | MMSE |
---|---|---|---|
Average Level of Baseline Cognition | |||
ε3/ε3 | 0.435 (0.019)b | 0.706 (0.021)b | 0.379 (0.016)b |
ε2/ε2 vs ε3/ε3 | −0.073 (0.104) | −0.084 (0.100) | −0.019 (0.085) |
ε2/ε3 vs ε3/ε3 | 0.021 (0.028) | 0.059 (0.027)c | 0.043 (0.023) |
ε2/ε4 vs ε3/ε3 | −0.009 (0.052) | −0.012 (0.049) | −0.018 (0.042) |
ε3/ε4 vs ε3/ε3 | −0.078 (0.022)d | −0.016 (0.021) | −0.022 (0.018) |
ε4/ε4 vs ε3/ε3 | −0.275 (0.054)b | −0.148 (0.054)c | −0.176 (0.044)b |
Rate of Decline in Cognition | |||
ε3/ε3 | 0.033 (0.003)b | 0.056 (0.002)b | 0.054 (0.003)b |
ε2/ε2 vs ε3/ε3 | −0.050 (0.015)d | −0.001 (0.012) | −0.003 (0.014) |
ε2/ε3 vs ε3/ε3 | −0.008 (0.004)c | 0.002 (0.003) | −0.008 (0.004)c |
ε2/ε4 vs ε3/ε3 | 0.016 (0.007)c | 0.016 (0.006)d | 0.003 (0.007) |
ε3/ε4 vs ε3/ε3 | 0.019 (0.003)b | 0.016 (0.003)b | 0.024 (0.003)b |
ε4/ε4 vs ε3/ε3 | 0.046 (0.008)b | 0.034 (0.006)b | 0.058 (0.007)b |
Abbreviations: APOE, apolipoprotein E; CHAP, Chicago Health and Aging Project; MMSE, Mini-Mental State Examination.
Data are given as coefficient (SE). Models adjusting for main effects of age, sex, race, and education, and interaction of linear time since baseline with each of the demographic variables.
P < .0001.
P < .05.
P < .001.