Controversies in the Treatment of Early Stage Endometrial Carcinoma

Table 2

Risk of lymph node involvement and 5-year progression free survival based on depth of invasion and grade.

Depth of invasion	Grade	Risk of LN involvement	5-year PFS
Superficial (IA)	1 or 2	<3%	>95%
Superficial (IA)	3	~10%	~80%
Less than 50% (IB)	1 or 2
Greater than 50% (1C)	1 or 2
Greater than 50% (1C)	3	~30%	~50%
Cervical involvement (II)	any grade