relative.risk {BCRA}  R Documentation 
Estimate relative risks
Description
A function to estimate relative risks for risk factor combinations
Usage
relative.risk(data, Raw_Ind=1)
Arguments
data 
A data set containing all the required input data needed to perform risk projections,
such as initial age, projection age, BrCa relative risk covariates and race. See 
Raw_Ind 
The raw file indicator with default value 1.

Details
The age is dichotomized as "age less than 50 years" and "age 50 years or more".
The relative risks can be obtained from Gail Model, an unconditional logistic regression that included main effects
NB_Cat
, AM_Cat
, AF_Cat
, NR_Cat
as well as interactions between AF_Cat
and
NR_Cat
and between the age category and NR_Cat
.
Value
RR_Star1 
Relative risk for woman of interest at ages < 50. 
RR_Star2 
Relative risk for woman of interest at ages >= 50. 
PatternNumber 
The sequence number of risk patterns. There are 3 levels for 
See Also
Examples
data(exampledata)
relative.risk(exampledata)