Triple-negative breast cancer has an earlier onset, is more common in younger women and African-American women, is less likely to be detected by screening mammography, and is considered a riskier type of breast cancer.

“those include what's called triple negative breast cancer which is lacking estrogen receptor progesterone receptor and her two hence triple negative um those tumors have an earlier onset are more common in younger women are more common at the population level in African-American women are less likely to be the kind detected on a screening mammogram as opposed to a”