Table 4.

Cutoff values for differentiating thymoma from thymic carcinoma in the literature

Authors	No of patients	Type of TET	No of patients	Cutoff value	Sensitivity, specificity
Sasaki et al (1999)2	26	Thymoma	13	5.0	84.6%, 92.3%
		TC	13
Shibata et al (2009)6	40	Thymoma	37	6.3	100%, 92%
		TC	3
Inoue et al (2009)7	46	Thymoma	35	6.2	63.6%, 91.4%
		TC	11
Toba et al (2013)15	33	Thymoma	25	5.0	75%, 80%
		TC	8
Park et al (2016)16	61	Thymoma	54	5.1	Not reported
		TC	7
Present study	112	Thymoma	92	4.6a	80.0%, 78.3%
		TC	20

Note:

^a4.58 rounded off to the nearest tenth to 4.6.

Abbreviations: TET, thymic epithelial tumor; TC, thymic carcinoma.