Group I (sympt. n = 30) | Group II (asympt. n = 40) | |||||
---|---|---|---|---|---|---|
Stenosis severity | Echolucent | Heterogeneous | Echogenic | Echolucent | Heterogeneous | Echogenic |
< 60% | 3 (10%) | 4 (13.3%) | 1 (3.3%) | – | – | – |
60 ≥ x < 80% | 6 (20%) | 5 (16.7%) | 3 (10.0%) | 2 (5%) | 5 (12.5%) | 7 (17.5%) |
x ≥ 80% | 1 (3.3%) | 3 (10%) | 4 (13.3%) | 6 (15%) | 9 (22,5%) | 11 (27.5%) |