Expression Level and Clinical Significance of NKILA in Human Cancers: A Systematic Review and Meta-Analysis

Table 1

Clinical characteristics of the included studies.

Surname (year)	Country	Cancer type	Sample size	High	Low	Cutoff (high/low)	Detection method	Clinical features	Quality score	References
Fei Tao (2018)	China	Rectal cancer	152	76	76	Median	qRT-PCR	C; T; H	7	[19]
Guodong Zhang (2019)	China	Osteosarcoma	60	30	30	Median	qRT-PCR	C; L	6	[25]
Tao Yang (2017)	China	Laryngeal cancer	65	33	32	Median	qRT-PCR	C; L; H	7	[17]
Zhiliang Lu (2017)	China	NSCLC	110	55	55	Median	qRT-PCR	C; H; T; L	8	[26]
Wei Huang (2016)	China	TSCC	96	44	52	Mean	qRT-PCR	C; H; T	7	[20]
Peng Jiang (2019)	China	CRC	173	71	102	Mean	qRT-PCR	C; H; T	6	[21]
Shun Ke (2018)	China	ESCC	137	68	69	Median	qRT-PCR	C; H	8	[16]
Ronggao Chen (2020)	China	HCC	90	45	45	Median	qRT-PCR	H	7	[24]
Xiaolan Yu (2018)	China	HCC	54	27	27	Median	qRT-PCR	NA	7	[22]

NSCLC: non-small-cell lung cancer; TSCC: tongue squamous cell carcinoma; CRC: colorectal cancer; ESCC: esophageal squamous cell carcinoma; HCC: hepatocellular carcinoma; C: clinical stage; H: histological grade; L: lymph node metastasis; T: tumor invasion depth; NA: not available.