Table 3.
Results of multivariate linear mixed effects models
Model 1 Days on Computer/Month | Model 2 Daily Mean Use/Month | Model 3 COV of Use/Month | ||||
---|---|---|---|---|---|---|
Covariate | Coefficient | p-value | Coefficient | p-value | Coefficient | p-value |
Age (yrs) | −0.422 | 0.01* | −0.015 | 0.25 | 0.026 | 0.03* |
Female | 0.719 | 0.69 | 0.174 | 0.23 | −0.056 | 0.65 |
Education (yrs) | −0.060 | 0.84 | −0.021 | 0.35 | −0.002 | 0.94 |
Novice User | −2.858 | 0.06 | −0.549 | <0.0001*** | 0.206 | 0.04* |
Non-white | −4.762 | 0.06 | 0.005 | 0.98 | 0.373 | 0.03* |
MCI at baseline | 0.436 | 0.78 | 0.045 | 0.71 | −0.048 | 0.65 |
Duration (months) | −0.030 | 0.38 | 0.0003 | 0.88 | 0.0003 | 0.90 |
Novice * Duration | −0.082 | 0.08 | −0.005 | 0.057 | 0.006 | 0.069 |
MCI * Duration | −0.119 | 0.01* | −0.008 | <0.01** | 0.010 | 0.002** |
p<0.05,
p<0.01,
p<0.0001