Table 4.
Linear mixed effects models showing factors associated with changes in NART IQ at each time-point.
| Variable | Variation in NART IQ with Variable at: | Change in NART IQ between: | Change in NART IQ with Variable at: | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1–3 Months | 1–3 Months and 1 Year | 1 Year | |||||||
| B | 95% CI | p | B | 95% CI | p | B | 95% CI | p | |
| Age | 0.095 | (−0.038, 0.229) | 0.160 | 1.339 | (−3.545, 6.223) | 0.588 | 0.097 | (−0.039, 0.233) | 0.160 |
| Sex | 1.546 | (−0.998, 4.090) | 0.231 | 1.878 | (0.582, 3.173) | 0.005 | 0.847 | (−1.760, 3.453) | 0.521 |
| Baseline Fazekas | 0.402 | (−0.458, 1.262) | 0.357 | 2.954 | (1.306, 4.602) | <0.001 | −0.123 | (−1.004, 0.758) | 0.782 |
| Stroke subtype (lacunar) | 0.704 | (−1.926, 3.334) | 0.597 | 1.122 | (0.035, 2.210) | 0.043 | 1.454 | (−1.238, 4.145) | 0.287 |
| NIHSS | −0.340 | (−1.513, 0.833) | 0.567 | 1.163 | (0.066, 2.260) | 0.038 | −0.062 | (−1.253, 1.130) | 0.918 |
| Hypertension (yes) | 2.970 | (0.162, 5.778) | 0.038 | 1.695 | (0.121, 3.269) | 0.035 | 2.642 | (−0.222, 5.506) | 0.070 |
| Smoker (yes) | −0.256 | (−3.073, 2.562) | 0.858 | 1.672 | (0.692, 2.651) | 0.001 | −0.957 | (−3.836, 1.923) | 0.512 |
| Years of education | 1.400 | (0.958, 1.842) | <0.001 | 4.277 | (1.060, 7.494) | 0.010 | 1.165 | (0.721, 1.608) | <0.001 |
| 1 Year | 1 and 3 Years | 3 Years | |||||||
| Age | 0.098 | (−0.061, 0.257) | 0.223 | −2.107 | (−4.706, 0.492) | 0.111 | 0.0963 | (−0.050, 0.243) | 0.194 |
| Sex | 1.214 | (−1.866, 4.293) | 0.436 | −2.327 | (−2.997, −1.657) | <0.001 | 1.3677 | (−1.345, 4.081) | 0.319 |
| Baseline Fazekas | −0.242 | (−1.281, 0.797) | 0.644 | −2.633 | (−3.551, −1.716) | <0.001 | −0.103 | (−1.035, 0.828) | 0.826 |
| Stroke subtype (lacunar) | 2.980 | (−0.160, 6.119) | 0.063 | −1.723 | (−2.283, −1.164) | <0.001 | 1.842 | (−0.979, 4.663) | 0.198 |
| NIHSS | 0.213 | (−1.166, 1.592) | 0.760 | −2.129 | (−2.727, −1.531) | <0.001 | 0.116 | (−1.122, 1.354) | 0.852 |
| Hypertension (yes) | 2.012 | (−1.383, 5.406) | 0.242 | −2.36 | (−3.215, −1.505) | <0.001 | 2.176 | (−0.815, 5.168) | 0.152 |
| Smoker (yes) | −1.051 | (−4.446, 2.344) | 0.540 | −2.152 | (−2.658, −1.646) | <0.001 | −1.369 | (−4.393, 1.656) | 0.371 |
| Years of education | 0.873 | (0.375, 1.372) | 0.001 | −4.332 | (−6.003, −2.661) | <0.001 | 1.046 | (0.598, 1.495) | <0.001 |
All estimates are adjusted for the other variables in the model. Each row represents an individual, but strongly related, overlapping model. Full tables for each model can be found in Table S3.