Table 1.

Individual patient data

		Patient	Age (years)	Tumor type	Tumor histology/histological grade	Samples analyzed
Mesenchymal tumors	Endometrial sarcomas	6	76.7	Recurrent	Endometrial stromal sarcoma, low grade	T
		13	60.1	Recurrent	Undifferentiated endometrial sarcoma	T
		16	43.3	Primary	Undifferentiated endometrial sarcoma	T
		17	74.8	Primary	Undifferentiated endometrial sarcoma	T, C
		31	51.0	Primary	Endometrial stromal sarcoma, low grade	T, C
		36	64.6	Primary	Undifferentiated endometrial sarcoma	T, C
		38	44.8	Primary	Endometrial stromal sarcoma, low grade	T, C
		52	78.1	Primary	Undifferentiated endometrial sarcoma	T
		62	53.4	Primary	Undifferentiated endometrial sarcoma	T, C
		64	68.9	Primary	Undifferentiated endometrial sarcoma	T
	Smooth muscle tumors	2	52.6	Recurrent	Leiomyosarcoma/G3	T, C
		12	56.3	Primary	Leiomyosarcoma/G3	T, C
		23	63.2	Recurrent	Leiomyosarcoma/G2	T
		26	45.8	Recurrent	Leiomyosarcoma/G3	T
		28	51.5	Recurrent	Leiomyosarcoma/G2	T
		35	57.5	Recurrent	Leiomyosarcoma/G2	T
		63	40.5	Recurrent	Leiomyosarcoma/G3	T
		90	59.1	Recurrent	Leiomyosarcoma/G2	T
Mixed epithelial and mesenchymal tumors		3	75.5	Recurrent	Carcinosarcoma heterologousa	T
		11	61.4	Primary	Carcinosarcoma homologousb	T, C
		14	23.2	Primary	Adenosarcoma homologous	T, C
		18	66.4	Primary	Carcinosarcoma heterologous	T
		24	66.6	Primary	Carcinosarcoma heterologous	T, C
		25	61.0	Recurrent	Carcinosarcoma homologous	T
		30	64.3	Primary	Carcinosarcoma heterologous	T, C
		66	55.1	Primary	Carcinosarcoma homologous	T, C
		67	59.7	Primary	Adenosarcoma homologous	T
		71	55.5	Recurrent	Adenosarcoma homologous	T
		86	53.8	Recurrent	Adenosarcoma homologous	T

Abbreviations: T tumor sample, C control, i.e., a sample of normal uterine tissue obtained from the same patient

^aHeterologous tumor—representing malignant counterparts that normally do not occur in the uterus

^bHomologous tumor—representing malignant counterparts of tissues indigenous to the uterus