Final answer:
For children, symptoms of persistent depressive disorder must be present for at least one year for a diagnosis. Symptoms include mood disturbances, changes in weight or appetite, sleep issues, and other emotional and cognitive difficulties.
Step-by-step explanation:
For a diagnosis of persistent depressive disorder, commonly known as dysthymia, in children, the symptoms must be present for at least one year, according to the diagnostic criteria. The symptoms of persistent depressive disorder can include a sad or irritable mood, loss of interest in activities, significant weight change or appetite disturbance, sleep disturbances, low energy or fatigue, low self-esteem, concentration or decision-making issues, and feelings of hopelessness.
It is important for ongoing symptoms of depression to be evaluated by a mental health professional to ensure appropriate support and intervention. Early identification and treatment can improve outcomes