Supplementary Table 1. Cognitive changes upon 3-month follow-up after carotid artery stenting in patients with post-stent microembolism versus patients without post-stent microembolism as compared to controls.
| Neuropsychological test | Baseline score | Difference from baseline | ANCOVA | ||||
|---|---|---|---|---|---|---|---|
| Post-stent microembolism (+) (n=5) | Post-stent microembolism (-) (n=4) | Control (n=10) | Post-stent microembolism (+) (n=5) | Post-stent microembolism (-) (n=4) | Control (n=10) | p | |
| K-MMSE | 24.4±4.4 | 27.8±1.7 | 26.5±2.6 | 3.0±4.4 | -0.5±1.3 | 1.1±2.2 | 0.488 |
| Digit span-forward | 7.0±1.6 | 6.0±1.4 | 6.5±1.8 | -0.8±0.8 | 0.8±2.1 | 0±0.9 | 0.330 |
| Digit span-backward | 4.4±2.3 | 3.5±1.3 | 3.6±1.0 | 0±1.9 | 0.3±1.5 | 0±1.2 | 0.776 |
| K-BNT | 9.4±3.6 | 10.5±4.7 | 12.2±1.4 | 0.2±1.3 | -0.3±1.3 | 1.0±1.7 | 0.472 |
| Calculation | 9.2±4.8 | 10.3±2.9 | 9.9±2.8 | 2.8±4.8 | 0.8±1 | -0.1±0.7 | 0.061 |
| ROCFT | 25.6±15.2 | 34.3±2.4 | 32.2±6.8 | 2.8±5.4 | 0±2.7 | 0.8±2.8 | 0.723 |
| Orientation | 5.6±0.9 | 6.0±0 | 5.7±0.5 | 0.4±0.9 | -0.3±0.5 | 0.3±0.5 | 0.221 |
| SVLT free recall | 15.4±8.4 | 13.8±7.9 | 20.4±6.4 | -0.4±6.2 | 7.3±6.4 | 2.8±5.0 | 0.075 |
| SVLT delayed recall | 4.2±3.3 | 4.3±3.4 | 5.6±3.7 | 0.2±2.6 | 1.8±1.5 | 1.7±2.3 | 0.351 |
| SVLT recognition | 6.4±4.5 | 7.0±4.2 | 8.4±1.6 | 0.6±4.8 | 2.0±1.8 | 1.7±1.8 | 0.159 |
| ROCFT-immediate/delayed recall | 28.8±17.6 | 39.5±14.3 | 31.4±17.0 | 5.8±4.8 | 2.9±17.6 | 7.0±7.5 | 0.897 |
| ROCFT-recognition | 6.6±5.4 | 7.8±1.9 | 7.3±2.5 | -0.8±2.2 | 0.8±2.1 | 1.2±2.7 | 0.266 |
| Contrasting program | 2.4±1.3 | 3.0±0 | 2.8±0.6 | 0.6±1.3 | 0±0 | 0.2±0.6 | - |
| Go-no-go | 2.4±1.3 | 2.5±1 | 2.6±0.5 | 0.4±1.5 | 0.3±0.5 | -0.1±0.6 | 0.657 |
| Fist-edge-palm | 2.2±1.3 | 3.0±0 | 3.0±0 | 0.4±0.5 | 0±0 | 0±0 | 0.560 |
| Luria loop | 2.4±1.3 | 3.0±0 | 2.7±0.7 | 0±0 | 0±0 | 0.3±0.7 | 0.275 |
| Word fluency-animal | 11.2±6.5 | 11.3±4.4 | 13.5±2.7 | -0.4±3.7 | 2.0±7.6 | 0.6±2.5 | 0.603 |
| Word fluency-phonemic | 5.2±3.1 | 5.0±4.3 | 6.5±2.8 | -0.6±2.5 | 2.8±4.2 | -1.1±3.5 | 0.260 |
| Stroop test-color | 10.2±7 | 13.5±1.7 | 15.7±2.9 | 1.9±4 | 0±6.7 | 1.1±3.0 | 0.723 |
| SNSB-D | 161.6±79.3 | 187.0±38.4 | 193.0±37.8 | 12.9±28.2 | 20.9±43.2 | 17.3±12.2 | 0.602 |
ANCOVA: analysis of covariance, K-BNT: Korean version of the Boston Naming Test, K-MMSE: Korean version of the Mini Mental State Examination, ROCFT: Rey-Osterrieth Complex Figure Test, ROCFT-immediate/delayed recall: immediate/delayed recall domain of the ROCFT, ROCFT-recognition: recognition domain of the ROCFT, SNSB-D: Seoul Neuropsychological Screening Battery-Dementia Version, SVLT: Seoul Verbal Learning Test.