Table 4. Tissue diagnosis and anatomical mediastinal compartments.

Anatomical mediastinal classification
			Inferior anterior	Inferior posterior	Superior	Total
Tissue diagnosis	Thymoma	Count	14	0	0	14
		%within compartment	46,7%	0,0%	0,0%	31,1%
		% within total	31,1%	0,0%	0,0%	31,1%
	Lymphoma	Count	5	2	1	8
		%within compartment	16,7%	50,0%	9,1%	17,8%
		% within total	11,1%	4,4%	2,2%	17,8%
	Carcinoma (primary and metastasis)	Count	4	0	7	11
		%within compartment	13,3%	0,0%	63,6%	24,4%
		% within total	8,9%	0,0%	15,6%	24,4%
	Other malignancy	Count	2	0	1	3
		%within compartment	6,7%	0,0%	9,1%	6,7%
		% within total	4,4%	0,0%	2,2%	6,7%
	Benign	Count	5	2	2	9
		%within compartment	16,7%	50,0%	18,2%	20,0%
		% within total	11,1%	4,4%	4,4%	20,0%
Total		Count	30	4	11	45
		%within compartment	100,0%	100,0%	100,0%	100,0%
		% within total	66,7%	8,9%	24,4%	100,0%