The duration of this problem must persist for at least four weeks and must present itself before a child is eighteen years of age to be diagnosed as SAD in children, but can now be diagnosed in adults with a duration typically lasting six months in adults as specified by the DSM-5.
這個問題的持續時間必須持續至少四周，並且必須在兒童18歲之前出現，以便在兒童中被診斷為SAD，但現在可以在成年人中診斷為持續6個月的時間由DSM-5規定的成年人。