What is the prevalence of breast cancer in the world? Breast Cancer Statistics Worldwide:
In 2020, more than 2.3 million women were diagnosed with breast cancer worldwide and 685,000 died. Every 14 seconds, somewhere in the world, a woman is diagnosed with breast cancer.
What percentage of the population has breast cancer? About 1 in 8 U.S. women (about 13%) will develop invasive breast cancer over the course of her lifetime.
Is breast cancer more prevalent now? There is now substantial evidence that there is an alarming increase in the incidence of breast cancer. Only four decades ago, there was much less concern regarding the rate of new cases. The concern about breast cancer was at low ebb and had been so for approximately the first seventy years of the twentieth century.
How many cases of breast cancer were there in 2021? The estimated numbers of new cases by state are shown in Table 2. TABLE 1. Estimated New Cancer Cases and Deaths by Sex, United States, 2021a. Approximately 49,290 cases of female breast ductal carcinoma in situ and 101,280 cases of melanoma in situ will be diagnosed in 2021.