Table 2.

Observed and predicted breast cancer deaths at ten years by clinical characteristics in ER positive cases

	Number of cases	Breast cancer deaths (number)
		Observed	PREDICT v2	PREDICT v3
Total		221	196	204
Age group
<40	67	15	13	14
40-49	274	52	44	46
50-49	436	70	59	61
60+	497	84	79	83
Size
<10	144	7	9	9
10-19	574	63	58	60
20-29	404	110	83	87
30-49	140	39	41	43
50+	11	2	4	4
Missing	1	0	0	0
Node status
Negative	709	75	63	65
1+	241	48	39	41
2-4+	184	58	55	58
5-9+	37	21	19	20
10+	6	4	5	5
Missing	97	15	14	14
Grade
1	235	18	10	10
2	528	72	62	63
3	395	127	111	119
Missing	116	4	13	13
HER2 status
Negative	792	169	125	131
Positive	77	31	23	25
Missing	405	21	48	48