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Correlations and covariances of control variables with perceived ease of use (adjusted model).
| Control variables | Correlation estimate | Covariance estimate | SE | Composite reliability | P value |
| Asian | –.09 | –.03 | .02 | –1.58 | .11 |
| Subjective cognitive decline | –.13 | –.05 | .02 | –2.40 | .02 |
| English proficiency | .25 | .19 | .04 | 4.47 | <.001 |
| Education | .26 | .28 | .06 | 4.54 | <.001 |
| Age | –.18 | –.95 | .30 | –3.18 | .001 |
| Female | –.15 | –.05 | .02 | –2.73 | .01 |
