Table 2. Descriptive statistics of unpaired blood vessels measurements (in mm).
| Blood vessels | n of goats in which measurements were made | Mean ± SD | Median (IQR) | Range |
|---|---|---|---|---|
| Arteriae | ||||
| Ascending aorta | 32 | 111.96 ± 1.41 | 12.1 (11.1–12.8) | 9.2–15.9 |
| Descending aorta (at the level of aortic hiatus) | 33 | 8.38 ± 0.79 | 8.3 (7.7–8.7) | 7.2–10.0 |
| Brachiocephalic trunk | 33 | 9.16 ± 1.08 | 9.0 (8.4–9.9) | 6.8–11.7 |
| Celiac artery | 29 | 5.61 ± 0.74 | 5.8 (4.9–6.2) | 34.0–6.8 |
| Cranial mesenteric artery | 29 | 6.16 ± 0.87 | 6.4 (5.3–6.8) | 4.4–7.5 |
| Veins | ||||
| Dorsal sagittal sinus | 28 | 3.26 ± 0.34 | 3.2 (3.0–3.5) | 2.8–3.9 |
| Cranial vena cava | 32 | 15.81 ± 1.86 | 15.8 (14.1–17.1) | 113.4–19.8 |
| Caudal vena cava (at the level of 6th thoracic vertebra) | 32 | 16.57 ± 2.28 | 15.9 (15.7–17.5) | 13.4–24.0 |
| Caudal vena cava (at the level of 4th lumbar vertebra) | 29 | 14.02 ± 1.61 | 14.7 (13.1–15.1) | 11.0–16.1 |
| Left azygos vein (at the level of 4th thoracic vertebra) | 33 | 6.53 ± 1.61 | 6.0 (5.7–6.8) | 3.7–11.0 |
| Left azygos vein (at its origin at the level of the lumbar spine) | 33 | 3.39 ± 0.55 | 3.3 (2.9–3.8) | 2.7–4.9 |
| Portal vein (the highest diameter) | 28 | 18.65 ± 1.99 | 18.9 (17.3–19.9) | 115.0–23.0 |
| Splenic vein (at the splenic hilum) | 28 | 7.97 ± 1.84 | 7.7 (6.9–9.3) | 5.0–11.2 |
| Right hepatic vein | 32 | 5.98 ± 1.56 | 5.6 (4.8–6.7) | 3.6–9.7 |