Into the 2020, a scientific opinion and you can meta-analysis suggested your concept of sexual precocity is going to be lso are-checked-out getting sexual development in get better all over the world and you can up-to-date inside from the least some places (5)

More substantial level of girls was indeed examined when you look at the urban compared to outlying parts, and two education stated this new median chronilogical age of B2 in both metropolitan and you may rural section (twelve, 25). twenty six decades when you look at the girls of towns, and years out-of rural components. So it feedback consisted of more single-center degree than just multicenter degree. The biggest number of solitary-cardio and you may multicenter populations was away from Beijing and 9 locations, in addition to reduced average age of B2 regarding solitary-cardio and you will multicenter education is 8.26 and you may nine.18 ages, correspondingly.