Logo Medical Science Monitor Basic Research

Call: 1.631.470.9640
Mon-Fri 10 am - 2 pm EST

Contact Us

Logo Medical Science Monitor Basic Research Logo Medical Science Monitor Basic Research Logo Medical Science Monitor Basic Research

24 May 2021: Meta-Analysis

Relationship of Programmed Death-1 (PD-1) and Programmed Death Ligand-1 (PD-L1) Polymorphisms with Overall Cancer Susceptibility: An Updated Meta-Analysis of 28 Studies with 60 612 Subjects

Wenjing Zhang 12BCDEF , Yuxuan Song 34ABEF* , Xiangcheng Zhang 1ACEG*

DOI: 10.12659/MSM.932146

Med Sci Monit 2021; 27:e932146

Table 2 Quality assessment based on the Newcastle-Ottawa Scale of trials included in this meta-analysis.

ItemsSelectionComparabilityExposureTotal scores
Adequacy of case definitionRepresentativeness of the casesSelection of controlsDefinition of controlsAscertainment of exposureSame method of ascertainmentNon-response rate
TaoNANANANA4
Cheng, 2017NANA✰ ✰7
Zhou, 2017NA✰ ✰8
Li, 2016NANA6
Mojtahedi, 2012NANA6
Qiu, 2014NA✰ ✰8
Tang, 2015NANA✰ ✰7
Haghshenas, 2011NANA✰ ✰NA6
Li, 2016NA✰ ✰8
Kasamats, 2019NANANA5
Boas, 2018NANANA5
Wei, 2017NA✰ ✰8
Fathi, 2018NANA6
Xie, 2018NA✰ ✰8
Emma, 2010NANANA4
Bay, 2012NA✰ ✰8
Zhou, 2016NA7
Li, 2016NA✰ ✰8
Haghshenas, 2016NANANANANA3
Namavar, 2017NANA6
Ge, 2015NANA6
Wang, 2013NA7
Chen, 2014NANA6
Tan, 2017NA7
Zang, 2020NANANANANA5
Ren, 2016NANA6
Ma, 2015NA7
Hua, 2011NA7
Tang, 2017NANA6
Fathi, 2019NA7
Zhao, 2018NANANA5

Your Privacy

We use cookies to ensure the functionality of our website, to personalize content and advertising, to provide social media features, and to analyze our traffic. If you allow us to do so, we also inform our social media, advertising and analysis partners about your use of our website, You can decise for yourself which categories you you want to deny or allow. Please note that based on your settings not all functionalities of the site are available. View our privacy policy.

Medical Science Monitor Basic Research eISSN: 2325-4416
Medical Science Monitor Basic Research eISSN: 2325-4416