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Table 5 Multivariate modelling of hazard ratios for morphology features of the subgroup of 375 index cases.

From: Tumour morphology of early-onset breast cancers predicts breast cancer risk for first-degree relatives: the Australian Breast Cancer Family Registry

Feature

Hazard Ratio

(95% CI)

P

Sclerosis-extensive

0.30

(0.13 to 0.70)

0.005

Circumscribed

2.91

(1.39 to 6.10)

0.01

Extensive intraductal carcinoma

2.21

(1.25 to 3.90)

0.01

Lobular growth pattern

2.01

(1.10 to 3.70)

0.02