Table 1 Comparison of characteristics in patients with and without LIV stenosis
From: Left innominate vein stenosis in an asymptomatic population: a retrospective analysis of 212 cases
Risk factors | LIV stenosis | P | |
|---|---|---|---|
Without (n = 137) | With (n = 75) | ||
Male, n (%) | 84 (61.3) | 38 (50.7) | 0.134 |
Age, years | 58.6 ± 14.3 | 62.5 ± 11.7 | 0.041 |
Height, cm | 166.3 ± 7.6 | 164.2 ± 8.0 | 0.059 |
Weight, kg | 62 (56–70) | 65 (60–70) | 0.372 |
BMI | 23.0 ± 3.3 | 23.9 ± 2.9 | 0.036 |
Hypertension, n (%) | 31 (22.6) | 26 (34.7) | 0.059 |
Diabetes mellitus, n (%) | 18 (13.1) | 10 (13.3) | 0.968 |
Coronary disease, n (%) | 10 (7.3) | 8 (10.7) | 0.400 |
Stroke, n (%) | 4 (2.9) | 4 (5.3) | 0.388 |
History of smoking, n (%) | 25 (18.4) | 12 (16.0) | 0.663 |
History of thoracic surgery, n (%) | 21 (15.3) | 8 (10.7) | 0.345 |
Calcification of aortic arch, n (%) | 51 (37.2) | 31 (41.3) | 0.557 |
Crossing site of LIV over aortic arch, n (%) | <0.001 | ||
Over the origin of the aortic arch | 34 (24.8) | 41 (54.7) | |
Over the three branches of the aortic arch | 103 (75.2) | 34 (45.3) | |
Space between the aortic arch and sternum, mm | 14.1 (11.9–16.3) | 11.6 ± 4.2 | <0.001 |
Aortic arch diameter, mm | 30.2 ± 4.3 | 30.8 ± 3.8 | 0.262 |
Aortic arch cross-sectional area, mm2 | 728.9 ± 205.7 | 757.6 ± 177.2 | 0.310 |
Anterior–posterior diameter of the thoracic cage, mm | 165.7 ± 19.9 | 168.3 ± 23.9 | 0.408 |
Left–right diameter of the thoracic cage, mm | 228.5 ± 36.6 | 219.2 ± 41.4 | 0.094 |
Length of anterior and posterior mediastinum, mm | 81.0 (71.4–95.2) | 80.8 (69.9–100.4) | 0.822 |