Bipolar disorder
Table:
Bipolar disorder
Other names	Bipolar affective disorder (BPAD),[1] bipolar illness, manic depression, manic depressive disorder, manic-depressive illness,[2] manic-depressive psychosis, circular insanity,[2] bipolar disease[3]

Bipolar disorder is characterized by episodes of depression and mania.
Specialty	Psychiatry
Symptoms	Periods of depression and elevated mood[4][5]
Complications	Suicide, self-harm[4]
Usual onset	25 years old[4]
Types	Bipolar I disorder, bipolar II disorder, others[5]
Causes	Environmental and genetic[4]
Risk factors	Family history, childhood abuse, long-term stress[4]
Differential diagnosis	Attention deficit hyperactivity disorder, personality disorders, schizophrenia, substance use disorder[4]
Treatment	Psychotherapy, medications[4]
Medication	Lithium, antipsychotics, anticonvulsants[4]
Frequency	1–3%[4][6]

From the table, determine whether the statement is entailed, neutral, or refuted. Give your final answer in JSON format {"answer": "YOUR ANSWER"}.

Assertion: Bipolar disorder has grown in frequency.

answer: neutral