Table 2.
Average levels of cognitive function and annual cognitive decline stratified by BMI categories in a population-based sample of 4,055 older adults
| Model terms | Normala Coefficient (SE) N=1,091 |
Overweighta Coefficient (SE) N=1,531 |
Obesea Coefficient (SE) N=1,433 |
|---|---|---|---|
| Intercept | 0.520 (.026)1 | 0.502 (.023)1 | 0.503 (.026)1 |
| Age | −0.034 (.002)1 | −0.030 (.002)1 | −0.028 (.002)1 |
| Males | −0.119 (.027)2 | −0.129 (.019)1 | −0.076 (.020)2 |
| Blacks | −0.350 (.031)1 | −0.259 (.024)1 | −0.252 (.027)1 |
| Education | 0.074 (.004)1 | 0.054 (.003)1 | 0.066 (.003)1 |
| APOE ε4 allele | −0.118 (.029)2 | −0.021 (.021) | −0.034 (.021) |
| Time since baseline | −0.048 (.003)1 | −0.038 (.002)1 | −0.038 (.003)1 |
| Age × Time | −0.004 (.000)1 | −0.004 (.000)1 | −0.003 (.000)1 |
| Black × Time | 0.001 (.004) | −0.008 (.003)3 | −0.007 (.004) |
| APOE ε4 allele × Time | −0.031 (.004)1 | −0.026 (.003)1 | −0.014 (.003)1 |
Note:
1
p<.0001;
2
p<.005;
3
p<.05
a
Models were also adjusted for stroke, myocardial infarction, hypertension and diabetes