Table 1.
Clinicopathological characteristics of participants with hindgut NET
| Characteristics | |
|---|---|
| Age (years) | |
| Mean ± SD | 59.5 ± 12.7 |
| Range | 27–84 |
| Sex (n, %) | |
| Male | 35 (62.5%) |
| Female | 21 (37.5%) |
| The maximum tumor diameter (mm) | |
| Mean ± SD | 7.7 ± 7.9 |
| Range | 2.2–50.0 |
| Ki 67 labeling index (%) | |
| Mean ± SD | 1.3 ± 1.1 |
| Range | 0.0–4.2 |
| Venous invasion (n, %) | |
| Negative | 39 (69.6%) |
| Positive | 17 (30.4%) |
| Lymphatic invasion (n, %) | |
| Negative | 39 (69.6%) |
| Positive | 17 (30.4%) |
| MVD (mm2) | |
| Mean ± SD | 32.0 ± 31.2 |
| Range | 1.4–136.9 |
| LMVD (mm2) | |
| Mean ± SD | 9.4 ± 10.9 |
| Range | 0.35–55.0 |
NET neuroendocrine tumor, MVD Microvessel density, LMVD Lymphatic microvessel density, SD Standard deviation