TABLE 2.
Cox regression analysis displaying the association between cognitive test results and risk of mortality
| Cognitive tests | HR (CI) | P value |
|---|---|---|
| MoCA | ||
| Model 1 | 0.73 (0.59–0.91) | 0.005 |
| Model 2 | 0.75 (0.60–0.95) | 0.016 |
| SDMT | ||
| Model 1 | 0.64 (0.47–0.86) | 0.003 |
| Model 2 | 0.66 (0.48–0.90) | 0.008 |
| TMT A | ||
| Model 1 | 1.21 (0.99–1.48) | 0.058 |
| Model 2 | 1.20 (0.99–1.47) | 0.068 |
| AQT | ||
| Model 1 | 1.24 (1.01–1.54) | 0.044 |
| Model 2 | 1.20 (0.97–1.49) | 0.092 |
Model 1 is adjusted for sex and age. Model 2 is adjusted for age, sex, body mass index, systolic blood pressure, New York Heart Association class at admission, diabetes, educational level, prevalent atrial fibrillation, smoking, and prior cardiovascular disease.
AQT, A Quick Test of Cognitive Speed; CI, confidence interval; HR, hazard ratio; MoCA, Montreal Cognitive Assessment; SDMT, Symbol Digit Modalities Test; TMT A, Trail Making Test A.