. Author manuscript; available in PMC: 2010 Sep 1.

Published in final edited form as: Breast Cancer Res Treat. 2008 Nov 26;117(1):167–176. doi: 10.1007/s10549-008-0255-3

Table 2.

Hazard ratio (HR) estimates and 95% confidence intervals (CI) of associations between family history of breast cancer and all-cause mortality

	Deaths (N)	HR^* (95% CI)
`First-or second-degree relatives`
`None`	`424`	`1.00`
`≥1`	`301`	`0.98 (0.84-1.15)` `p = 0.82`
`None`	`424`
`1`	`200`	`1.00`
`≥2`	`101`	`0.97 (0.81-1.15)` `1.02 (0.81-1.28)` p `_trend = 0.98`

`First-degree relatives`
`None`	`578`	`1.00`
`≥1`	`147`	`0.85 (0.70-1.02)` `p = 0.09`
`None`	`578`
`1`	`133`	`1.00`
`≥2`	`14`	`0.83 (0.68-1.02)` `0.98 (0.57-1.68)` `p_trend = 0.14`

Adjusted for age, Breast CFR center, race/ethnicity, number of affected lymph nodes, tumor size, tumor grade, histologic type, estrogen receptor status, and progesterone receptor status