BC staging in the years 2019, 2020, and 2021

BC stageEarly BCLocally advanced BCMetastatic BCBC
YearsAge0IAIIBIIATotalIIBIIIAIIIBIIICTotalIVTotalTotal
201940–492120519 (90.5%)00112 (9.5%)0021
50–69153021158 (82.9%)422210 (14.3%)22 (2.9%)70
> 7033118 (57.1%)10001 (7.1%)55 (35.7%)14
202040–49451010 (90.9%)00101 (9.1%)0021
50–6911 (2*)18 (2*)1636 (92.3%)10102 (5.1%)11 (2.6%)39
> 7032139 (90%)10001 (10%)0010
202140–4934 (1*)018 (80%)10001 (10%)11 (10%)10
50–6910 (1*)19 (5*)02 (1*)31 (91.2%)10102 (5.9%)11 (2.9%)34
> 7014 (1*)005 (100%)00000005

The value in parenthesis represents the percentage of early BC, locally advanced BC, and metastatic disease from the total of BCs diagnosed.

number of patients who refused to undergo surgery; for these patients, we considered the result of CNB and the extension of disease at breast imaging [15]