Prognostic and Diagnostic Significance of circRNA Expression in Esophageal Cancer: A Meta-analysis

Table 3

Quality assessment of eligible studies (Newcastle-Ottawa Scale).

Study	Selection			Comparability			Outcome		Total
	Adequacy of case definition	Number of case	Representativeness of the cases	Ascertainment of relevant cancers	Ascertainment of detection method	circRNA expression	Assessment of outcome	Adequate follow-up
Huang et al.	1	1	1	1	1	1	1	1	8
Cao et al.	1	1	1	1	1	1	1	1	8
Fan et al.	1	1	1	1	1	1	1	1	8
Hu et al.	1	1	1	1	1	1	1	1	8
Li et al.	1	1	1	1	1	1	1	1	8
Pan et al.	1	1	1	1	1	1	1	1	7
Rong et al.	1	1	1	1	1	1	1	0	7
Shi et al.	1	1	1	1	1	1	0	0	6
Wang et al.	1	1	1	1	1	1	1	1	8
Wang et al.	1	1	1	1	1	1	1	1	8
Xing et al.	1	1	1	1	1	1	0	0	6
Xu et al.	1	1	1	1	1	1	0	0	6
Zhang et al.	1	1	1	1	1	1	0	0	6
Zhang et al.	1	1	1	1	1	1	1	0	7
Zhang et al.	1	1	1	1	1	1	0	0	6