Letter to the Editor regarding, "The prognostic role of PD-L1 expression for survival in head and neck squamous cell carcinoma: A systematic review and meta-analysis"

Ref ID 777
First Author R. Jayaraj
Journal ORAL ONCOLOGY
Year Of Publishing 2019
URL http://dx.doi.org/10.1016/j.oraloncology.2018.12.018
Keywords • External validity
• Protocols
• Transparency
• Oncology
• Immunology
Problem(s) • Ignores setting or context of included studies which limits review applicability
• No registered or published protocol
Article Type Editorial
Article Subtype Comment/letter
First Author Country Australia
Aim A letter highlighting concerns over the conduct of one systematic review of PD-L1 expression for survival in head and neck squamous cell carcinoma published in 2018.
Level of Investigation Descriptive
Summary of Findings The authors of the letter highlight that a systematic review of PD-L1 expression for survival in head and neck squamous cell carcinoma published in 2018 did not provide a protocol or register with PRSOPERO to enable the methods of the review to be replicated and that exclusion criteria were applied to the clinical topic which limited the applicability of the results.
Number of systematic reviews included 1
Number of eligible systematic reviews assessed 1
Treatment impacted No
Treatment impacted description
Interpretation impacted Not Applicable
Interpretation impacted description