In general, borderline tumors have a better prognosis and a younger ageincidence than carcinomas.
一般交界瘤的预后比癌好，发病年龄较轻。
2
The incidence of breast cancer increases with age.
乳腺癌的发病率随着年龄的增长而上升。
《柯林斯英汉双解大词典》
3
About 75% of people affected are children under 15 years of age (peak incidence occurs in children aged 6-10 years); males and females are affected and no race is exempt.