Relationship of possible biomarkers with malignancy of thymic tumors: a meta-analysis

BMC Cancer

Table 4 Characteristics of the studies included in the meta-analysis: relationship between BPTPs and degree of malignancy

First author	Year	Country	Ethnicity	No. of patients	Median age (years)
Lchiro Fukai [14]	1992	Japan	Japanese	95	NR
T. Mimae [12]	2012	Japan	Japanese	140	54
Kiyotaka Yoh [16]	2008	Japan	Japanese	38	61
Kyoichi Kaira [32]	2011	Japan	Japanese	55	61
Kyoichi Kaira [33]	2009	Japan	Japanese	45	55
Chinchen Pan [35]	2004	China	Chinese	132	NR
Anish Thomas [36]	2016	America	American	71	51
Yuqing Ma [17]	2012	China	Chinese	60	48.5
Daisuke Nonaka [23]	2007	America	American	75	59
Jun Du [13]	2016	China	Chinese	43	51

ISSN: 1471-2407