Table 2 Association between OS patient data and prognosis in univariate analysis

Gender (Female vs. Male)

0.893(0.522–1.528)

Age (years)

1.026(1.010–1.043)

BMI (kg/m²)

1.081(1.002–1.166)

WBC (10⁹/L)

1.033(0.996–1.071)

CRP (mg/L)

1.007(1.000-1.013)

Tumor size (≥ 355.96 cm³ vs. <355.96 cm³)

2.058(1.212–3.494)

Enneking stage

 I

1

 II

14.753(1.988-109.478)

 III

49.848(6.693-371.236)

Primary site

 Others

1

 Upper limb

0.288(0.077–1.077)

 Lower limb

0.579(0.282–1.188)

Pathological type

 (Conventional vs. Others)

0.498(0.197–1.258)

Surgical method

 No

1

 Amputation

0.536(0.278–1.033)

 Resection

0.270(0.145–0.502)

Chemotherapy

 Yes

1

 No

1.885(0.948–3.749)

Radiotherapy

 Yes

1

 No

1.885(0.260-13.658)

T-cell proportion (≥ 0.741 vs. <0.741)

0.364(0.192–0.688)

NK-cell proportion (≥ 0.099 vs. <0.099)

0.366(0.208–0.644)

B -cell proportion (≥ 0.103 vs. <0.103)

1.984(1.099–3.580)