Table 2 Univariate and multivariate analysis for overall survival
From: Prognostic implications of PD-L1 expression in patients with soft tissue sarcoma
Variables | Univariate | Multivariate | ||
|---|---|---|---|---|
5-years OS | P-value | HR (95 % CI) | P-value | |
Sex (Male vs. Female) | 63 % vs. 52 % | 0.553 | ||
Age (≥20 vs. <20) | 60 % vs. 57 % | 0.871 | ||
Tumor size (≥5 cm vs. <5 cm) | 53 % vs. 65 % | 0.136 | ||
Histologic type (Epi. Sarcoma vs. Others) | 18 % vs. 63 % | 0.004 | 1.459 (0.414–5.137) | 0.556 |
Tumor location (Axial vs. Extremity) | 57 % vs. 63 % | 0.423 | ||
Initial metastasis (Yes vs. No) | 33 % vs. 65 % | 0.034 | 2.335 (0.858–6.351) | 0.097 |
Surgery (Yes vs. No) | 62 % vs. 40 % | 0.069 | ||
Margin status (Positive vs. Negative) | 51 % vs. 62 % | 0.819 | ||
Adjuvant therapy (Yes vs. No) | 58 % vs. 65 % | 0.921 | ||
PD-L1 expression (Yes vs. No) | 48 % vs. 68 % | 0.015 | 2.490 (1.032–6.007) | 0.042 |