Table 1.Ý Patient and tumor profiles
			Cohort 1 (Frozen)					Cohort 2 (FFPE)
			Recurrence		Nonrecurrence			Recurrence		Nonrecurrence
Patients
	Number		28		32			10		10
	Age (years)	Mean	65.1		69.1			65.5		65.2
		Range	48-84		54-85			54-93		57-74
	DFS (months)	Mean	54.8		115.6			51.4		95.8
		Range	5-137		61-169			15-117		25-123
Tumors
	Size (cm)	Mean	2.7		2.1			1.9		1.7
		Range	0.9-4.7		0.8-5.5			1.1-4.0		0.8-4.0
	Grade	I (Low)	2		1			1		1
		II (Mod)	15		24			6		8
		III (High)	11		7			3		1
	Receptor status	ER+	27/28		32/32			10 of 10		10 of 10
		PR+	23/28		27/32			8 of 9		10 of 10
	Nodes	0	13		15			8		10
		1 to 3	6		11			1		0
		>3	6		2			0		0