Professor Chang explains that the five-year survival rate for breast cancer is almost 100 % if the disease can be detected and treated in Stage 0, and 85 % if it is found in Stage 1.
張金堅指出，乳癌若能早期發現、早期治療，第零期乳癌 5 年的存活率接近 100％，第一期亦有 85 %。