Cancer Cell International

Table 1 Characteristics of the studies included in this meta-analysis

From: The prognostic value of miR-126 expression in non-small-cell lung cancer: a meta-analysis

Study	Year	Country	Sample number	Specimen	Stage	miR-126 assay	Cut-off value	Hazard ratio	Endpoint	Follow-up (months)
Chen et al. [30]	2015	China	103	Tissue	I–III	qRT-PCR	Median	DE	OS	NR
Kim et al. [31]	2014	South Korea	72	Tissue	I–IV	qRT-PCR	Median	Report	OS	31
Li et al. [32]	2014	China	49	Tissue	NR	qRT-PCR	Median	DE	OS	39
Yang et al. [33]	2012	China	442	Tissue	I–IV	qRT-PCR	Median	Report	OS	24.39–29.28

NR not reported, qRT-PCR quantitative real-time polymerase chain reaction, OS overall survival, DE data extrapolated

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