Studies indicate that approximately 8 percent of the adolescent population in the United States are suffering from some form of depression and that each year about 4 percent become seriously depressed.
Penelitian memperlihatkan bahwa kira - kira 8 persen populasi remaja di Amerika Serikat menderita suatu bentuk depresi dan bahwa setiap tahun sekitar 4 persen menderita depresi serius.