J Cancer 2018; 9(14):2525-2531. doi:10.7150/jca.25011 This issue Cite

Research Paper

Prognostic Value of Programmed Cell Death 1 Ligand-1 (PD-L1) or PD-1 Expression in Patients with Osteosarcoma: A Meta-Analysis

Xin Huang1*, Weiyue Zhang2*, Zhicai Zhang1, Deyao Shi1, Fashuai Wu1, Binlong Zhong1, Zengwu Shao1✉

1. Department of Orthopedics, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430022, China.
2. Department of Endocrinology, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan 430022, China.
* Equal contributors.

Citation:
Huang X, Zhang W, Zhang Z, Shi D, Wu F, Zhong B, Shao Z. Prognostic Value of Programmed Cell Death 1 Ligand-1 (PD-L1) or PD-1 Expression in Patients with Osteosarcoma: A Meta-Analysis. J Cancer 2018; 9(14):2525-2531. doi:10.7150/jca.25011. https://www.jcancer.org/v09p2525.htm
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Abstract

Purpose: Programmed cell death 1 ligand-1 (PD-L1) and PD-1 as prognostic biomarkers have spurred considerable interest in several types of malignant tumors. In the present meta-analysis, we aimed to elucidate the clinicopathological and prognostic values of PD-L1/PD-1 in osteosarcoma.

Methods: We systematically searched PubMed, Web of Science, EMBASE, Scopus, CBM and the Cochrane Library databases up to March 3, 2018. Eligible studies assessing the relationship between PD-L1 or PD-1 expression and clinicopathological and prognostic outcomes in osteosarcoma were incorporated. Pooled relative risks (RRs) and 95% confidence intervals (CIs) were used to estimate the outcomes.

Results: Eight studies involving 413 patients were incorporated into our meta-analysis. Pooled results showed that PD-L1/PD-1 overexpression was significantly associated with metastasis (RR = 1.54, 95% CI: 1.12-2.11, p = 0.008) in osteosarcoma. Furthermore, osteosarcoma patients exhibited a remarkably higher total mortality risk (RR = 1.86, 95% CI: 1.09-3.17, p = 0.021) with PD-L1/PD-1 overexpression. However, no significant reduced overall survival rate (RR = 0.70, 95% CI: 0.46-1.07, p = 0.103) was detected in the study.

Conclusion: Our meta-analysis indicates that PD-L1/PD-1 may serve as an important biomarker for adverse clinicopathologic features and poor prognosis in patients with osteosarcoma.

Keywords: Programmed death ligand-1, Osteosarcoma, Prognosis, Meta-analysis.


Citation styles

APA
Huang, X., Zhang, W., Zhang, Z., Shi, D., Wu, F., Zhong, B., Shao, Z. (2018). Prognostic Value of Programmed Cell Death 1 Ligand-1 (PD-L1) or PD-1 Expression in Patients with Osteosarcoma: A Meta-Analysis. Journal of Cancer, 9(14), 2525-2531. https://doi.org/10.7150/jca.25011.

ACS
Huang, X.; Zhang, W.; Zhang, Z.; Shi, D.; Wu, F.; Zhong, B.; Shao, Z. Prognostic Value of Programmed Cell Death 1 Ligand-1 (PD-L1) or PD-1 Expression in Patients with Osteosarcoma: A Meta-Analysis. J. Cancer 2018, 9 (14), 2525-2531. DOI: 10.7150/jca.25011.

NLM
Huang X, Zhang W, Zhang Z, Shi D, Wu F, Zhong B, Shao Z. Prognostic Value of Programmed Cell Death 1 Ligand-1 (PD-L1) or PD-1 Expression in Patients with Osteosarcoma: A Meta-Analysis. J Cancer 2018; 9(14):2525-2531. doi:10.7150/jca.25011. https://www.jcancer.org/v09p2525.htm

CSE
Huang X, Zhang W, Zhang Z, Shi D, Wu F, Zhong B, Shao Z. 2018. Prognostic Value of Programmed Cell Death 1 Ligand-1 (PD-L1) or PD-1 Expression in Patients with Osteosarcoma: A Meta-Analysis. J Cancer. 9(14):2525-2531.

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