Collaterals Present | No Collaterals Present | |
---|---|---|
Right internal jugular vein, degree of stenosis | ||
None (n = 46; 42.6%) | 9/46 (19.6%) | 37/46 (80.4%) |
Moderate (n = 36; 33.3%) | 14/36 (38.9%) | 22/36 (61.1%) |
Severe (n = 26; 24.1%) | 14/26 (53.8%) | 12/26 (46.2%) |
Left internal jugular vein, degree of stenosis | ||
None (n = 60; 55.6%) | 13/60 (21.7%) | 47/60 (78.3%) |
Moderate (n = 28; 25.9%) | 10/28 (35.7%) | 18/28 (64.3%) |
Severe (n = 20; 18.5%) | 11/20 (55%) | 9/20 (45%) |