Table 6.

Main characteristics of the studies included in the review of endocrine reproductive system tumors

Study	Tumor type	Sample size (normal: tumor)	Detection method	P value	TNM (P value)	LNM (P value)	DM (P value)	OS (P value)	DFS (P value)	References
Li	Breast cancer	84:84	qRT-PCR	< 0.01	0.061	0.117	/	0.034	0.045	[140]
Wang	Breast cancer	38:38	qRT-PCR	< 0.0001	0.002	0.023	0.009	0.003	/	[142]
Wang	Breast cancer	30:30	qRT-PCR	< 0.05	/	/	/	/	/	[148]
Yang	Ovarian cancer	42:42	qRT-PCR	< 0.01	/	/	/	< 0.05	/	[151]
Ding	Ovarian cancer	/	qRT-PCR	< 0.05	< 0.05	/	/	0.0230	/	[152]
Chen	Ovarian cancer	58:231	qRT-PCR	< 0.05	< 0.05	0.436	/	0.020	0.016	[153]
Qu	Ovarian cancer	42:42	qRT-PCR	< 0.01	/	/	/	0.012	/	[155]
El-Khazragy	Ovarian cancer	30:100	qRT-PCR	< 0.001	0.001	/	0.001	0.001	0.01	[157]
Chen	Ovarian cancer	38:91	qRT-PCR	< 0.001	< 0.05	< 0.05	/	< 0.001	0.002	[159]
Iden	Cervical cancer	30:127	qRT-PCR	< 0.001	/	/	/	0.03	/	[17]
Zhang	Cervical cancer	90:90	qRT-PCR	< 0.001	/	/	/	0.015	/	[46]
Wang	Cervical cancer	39:156	qRT-PCR	< 0.05	/	/	/	< 0.05	/	[165]