【2】 US之情况似乎也很严重。https://www.newportacademy.com/resources/mental-health/adolescent-depression-in-schools/ An estimated 3.1 million adolescents aged 12 to 17 in the United States had at least one major depressive episode in 2016. This number represents 12.8 percent of the US population in that age group. More females than males experienced a major depressive episode in 2016 (19.4 percent of females vs. 6.4 percent of males). That year, an estimated 2.2 million American adolescents aged 12 to 17 had at least one major depressive episode with severe impairment. Only 19 percent of these teens received care from a health professional.
【1】
初中生三成抑郁，高中生四成抑郁
小学阶段：抑郁检出率约1成，其中重度抑郁率检出率约1.9%-3.3%；
初中阶段：抑郁检出率约3成，其中重度抑郁检出率约7.6%-8.6%；
高中阶段：抑郁检出率约4成，其中重度抑郁检出率约10.9%-12.5%。
https://www.163.com/dy/article/G5P2A1C50526BCHT.html
【2】
US之情况似乎也很严重。https://www.newportacademy.com/resources/mental-health/adolescent-depression-in-schools/
An estimated 3.1 million adolescents aged 12 to 17 in the United States had at least one major depressive episode in 2016. This number represents 12.8
percent of the US population in that age group.
More females than males experienced a major depressive episode in 2016 (19.4 percent of females vs. 6.4 percent of males).
That year, an estimated 2.2 million American adolescents aged 12 to 17 had
at least one major depressive episode with severe impairment.
Only 19 percent of these teens received care from a health professional.