Table 3.
Characteristics | Cases | Mean (range) | P value |
---|---|---|---|
(86) | (ng/mL) | ||
Age (years) | |||
≤20 | 54 | 79.27 (35.7–157.6) | 0.404 |
>20 | 32 | 87.29 (42.6–167.1) | |
Gender | |||
Male | 49 | 84.66 (24.3–188.2) | 0.517 |
Female | 37 | 97.34 (17.5–162.7) | |
Tumor site | |||
Femur/tibia | 62 | 97.24 (35.7–147.2) | 0.674 |
Others | 24 | 89.21 (44.3–154.3) | |
Tumor stage | |||
I + II | 64 | 79.2 (47.5–157.2) | 0.017 |
III | 22 | 124.1 (54.7–210.3) | |
Distant metastasis | |||
Yes | 25 | 128.2 (57.2–198.4) | 0.021 |
No | 61 | 81.27 (35.8–166.7) | |
Differentiation status | |||
High | 60 | 101.26 (34.4–164.2) | 0.127 |
Low | 26 | 81.17 (17.7–142.8) |