Table 3:
Robust predictors of perceived memory decline from Elastic Net (N=2737, α=0.3). Variables with corresponding coefficients are considered important predictors of perceived memory decline.
| Variable | Standardized coefficient |
|---|---|
| Purpose-in-life | −0.014 |
| Age | - |
| Sex | - |
| Education (years) | - |
| Employment status | −0.003 |
| Current depressive symptoms | 0.102 |
| Current anxiety symptoms | 0.035 |
| Frequency of walking | - |
| Frequency of exercise | −0.004 |
| Number of enrichment activities | −0.017 |
| Smoking status | - |
| Sleep duration a night | - |
| Marital status | - |
| Income | - |
| Frequency of exercising through hobbies | - |
| Frequency of alcohol use | - |
| Typical alcohol drink count per day | - |
| Number of diagnosed medical problems | 0.013 |
| Number of medications currently taking | 0.013 |
| Number of diagnosed mental health problems | 0.004 |
| Maternal history of dementia | - |
| Paternal history of dementia | - |
“-“ denotes coefficient approaching 0 or non-significant predictor