Prognostic Value of MicroRNA-15a in Human Cancers: A Meta-Analysis and Bioinformatics

Table 3

Quality assessment based on the newcastle–Ottawa scale.

Study	Year	Selection	Comparability	Outcome	Total score
Utaijaratrasmi	2018	3	2	3	8
Gopalan et al	2018	4	2	2	8
Fesler et al	2018	3	1	2	6
Shi et al	2017	3	2	2	7
Kontos et al	2017	3	2	2	7
Li.J et al	2016	3	2	2	7
Xie et al	2015	4	2	2	8
Shinden et al	2015	3	2	2	7
Li.F et al	2015	3	2	3	8
Xiao et al	2014	3	2	2	7