Table 1 Vasospasm severity of basilar artery before and after modeling (number/ %)
Severity of vasospasm | Manual puncture | Ultrasound guided puncture | ||
|---|---|---|---|---|
Control group | Model group | Control group | Model group | |
Severe (≥30 %) | 0/0 | 26/65 | 0/0 | 38/95 |
Moderate (20Â ~Â 29Â %) | 0/0 | 7/18 | 0/0 | 0/0 |
Mild (10Â ~Â 19Â %) | 0/0 | 4/10 | 0/0 | 2/5 |
Small (<10Â %) | 40/100 | 3/8 | 40/100 | 0/0 |