Prognostic Value of EZH2 in Non-Small-Cell Lung Cancers: A Meta-Analysis and Bioinformatics Analysis

Table 3

Quality assessment based on the Newcastle-Ottawa scale.

Study	Year	Selection	Comparability	Outcome	Total score
Kikuchi et al. [16]	2010	4	2	2	8
Takawa et al. [17]	2011	3	2	2	7
Bondgaard et al. [20]	2012	4	1	2	7
Huqun et al. [15]	2012	3	2	2	7
Chen et al. [14]	2013	3	1	3	7
Xu et al. [19]	2013	4	2	3	9
Behrens et al. [13]	2013	4	2	2	8
Xu et al. [18]	2014	4	1	2	7
Li et al. [12]	2014	3	1	2	6
Geng et al. [21]	2015	3	2	2	7
Toyokawa et al. [22]	2017	3	2	2	7
Toyokawa et al. [23]	2018	3	2	2	7
Matsubara et al. [24]	2019	3	2	2	7