brcaPCScores657 {COCOA} | R Documentation

## A data.frame with principal component scores for PCs 1-4 for 657 breast cancer patients as well as a column with estrogen receptor status.

### Description

This object contains PC scores for 657 patients for PCs 1-4. Columns are PCs as well as a column with estrogen receptor status. Rows are patients, with TCGA patient identifiers as row names. Patients were selected from all BRCA patients in TCGA based on having complete metadata information for estrogen receptor status and progesterone receptor status as well as having 450k microarray data. PCA was done on the Illumina 450k DNA methlyation microarray data (TCGA-BRCA, https://portal.gdc.cancer.gov/), hg38 genome.

### Usage

    data(brcaPCScores657)

### Format

A data.frame object

[Package COCOA version 2.0.0 Index]