Table 1.
Statistics of the data used in the study
| Property name | Entire data set | VA1 | VA2 | VA3 | VA4 |
|---|---|---|---|---|---|
| Number of cases | 158 | 117 | 15 | 17 | 9 |
| VPS min | 35.0 | 35.0 | 51.0 | 109.0 | 162.0 |
| VPS mean | 141.0 | 122.0 | 139.2 | 208.5 | 256.8 |
| VPS max | 352.0 | 227.0 | 205.0 | 277.0 | 352.0 |
| VPS std. dev. | 58.8 | 43.4 | 36.1 | 41.2 | 63.6 |
| VPS 95% CI | 9.2 | 8.1 | 18.6 | 19.9 | 48.9 |
| VMEAN min | 15.0 | 15.0 | 22.0 | 39.0 | 108.0 |
| VMEAN mean | 90.6 | 76.0 | 87.1 | 138.9 | 178.0 |
| VMEAN max | 255.0 | 153.0 | 136.0 | 173.0 | 255.0 |
| VMEAN std. dev. | 42.5 | 29.3 | 6.1 | 32.6 | 51.3 |
| VMEAN 95% CI | 6.7 | 5.5 | 12.9 | 15.7 | 39.4 |
| VED min | 7.0 | 7.0 | 10.0 | 16.0 | 76.0 |
| VED mean | 60.9 | 50.2 | 56.6 | 97.6 | 125.6 |
| VED max | 195.0 | 102.0 | 92.0 | 125.0 | 195.0 |
| VED std. dev. | 31.2 | 20.4 | 18.5 | 25.5 | 39.3 |
| VED 95% CI | 4.9 | 3.9 | 9.5 | 12.3 | 30.2 |
Vasospasm is categorized as class 1—normal (VA1), class 2—mild (VA2), class 3—moderate (VA3), and class 4—severe (VA4).