Supplementary Table 3. Cognitive changes between baseline and the 3-month follow-up after CAS in CS patients stratified according the CS laterality (i.e., left or right side) as compared to the controls.
| Neuropsychological test | Baseline score | Difference from baseline | ANCOVA | ||||
|---|---|---|---|---|---|---|---|
| Right CS (n=14) | Left CS (n=8) | Control (n=10) | Right CS (n=14) | Left CS (n=8) | Control (n=10) | p | |
| K-MMSE | 25.9±4.3 | 23.0±4.7 | 26.5±2.6 | 0.4±2.3 | 1.9±3.9 | 1.1±2.2 | 0.578 |
| Digit span-forward | 6.5±1.7 | 5.4±1.1 | 6.5±1.8 | -0.6±1.3 | 0.8±2.1 | 0±0.9 | 0.126 |
| Digit span-backward | 3.5±2.0 | 2.9±1.1 | 3.6±1.0 | 0.1±1.4 | 0.6±1.1 | 0±1.2 | 0.852 |
| K-BNT | 10.2±3.5 | 8.9±3.0 | 12.2±1.4 | 0.6±1.1 | 0.6±1.2 | 1.0±1.7 | 0.801 |
| Calculation test | 10.4±2.3 | 6.8±5.4 | 9.9±2.8 | 0.1±1.6 | 2.3±3.8 | -0.1±0.7 | 0.131 |
| ROCFT | 29.0±9.5 | 22.5±16.5 | 32.2±6.8 | 1.6±5.1 | 2.1±3.9 | 0.8±2.8 | 0.643 |
| Orientation test | 5.7±0.8 | 5.1±1.0 | 5.7±0.5 | -0.1±0.5 | 0.6±1.2 | 0.3±0.5 | 0.121 |
| SVLT-free recall | 14.4±8.3 | 9.4±4.6 | 20.4±6.4 | 1.9±6.9 | 2.6±6.1 | 2.8±5.0 | 0.124 |
| SVLT-delayed recall | 4.4±3.1 | 1.9±1.6 | 5.6±3.7 | 1.6±4.4 | 1.0±2.3 | 1.7±2.3 | 0.523 |
| SVLT-recognition | 6.6±3.8 | 4.3±2.6 | 8.4±1.6 | 0.7±2.9 | 1.4±4.0 | 1.7±1.8 | 0.079 |
| ROCFT-immediate/delayed recall | 26.0±17.7 | 19.5±16.8 | 31.4±17.0 | 5.9±11.4 | 4.9±6.3 | 7.0±7.5 | 0.980 |
| ROCFT-recognition | 6.9±2.9 | 4.4±4.7 | 7.3±2.5 | 1.0±2.4 | 0.1±3.4 | 1.2±2.7 | 0.231 |
| Contrasting program | 2.5±1.1 | 2.4±1.2 | 2.8±0.6 | 0.2±0.6 | 0.4±1.1 | 0.2±0.6 | 0.705 |
| Go-no-go | 2.3±1.1 | 2.4±1.2 | 2.6±0.5 | 0.2±1.1 | 0.1±1.2 | -0.1±0.6 | 0.820 |
| Fist-edge-palm | 2.4±0.9 | 2.0±1.2 | 3.0±0 | 0.4±0.9 | 0.5±0.8 | 0±0 | 0.943 |
| Luria loop | 2.8±0.8 | 2.3±1.4 | 2.7±0.7 | -0.2±0.8 | -0.4±1.1 | 0.3±0.7 | 0.355 |
| Word fluency-animal | 12.9±4.8 | 9.1±3.7 | 13.5±2.7 | -0.6±2.9 | 3.3±4.5 | 0.6±2.5 | 0.091 |
| Word fluency-phonemic | 5.9±4.0 | 2.6±3.4 | 6.5±2.8 | -0.4±3.2 | 0.8±4.3 | -1.1±3.5 | 0.814 |
| Stroop test-color | 13.3±4.5 | 5.9±6.3 | 15.7±2.9 | 0.5±3.0 | 3.3±4.1 | 1.1±3.0 | 0.370 |
| SNSB-D | 168.8±54.5 | 120.5±66.7 | 193.0±37.8 | 12.7±20.7 | 24.8±32.0 | 17.3±12.2 | 0.573 |
ANCOVA: analysis of covariance, CAS: carotid artery stenting, CS: carotid artery stenosis, 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.