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Prognosis
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Regardless of treatment most patients (90%) suffering from mood disorders recover. They are, however, likely to relapse and in both recurrent depressive disorder and bipolar disorder a percentage will develop chronic symptoms (around 10-15%).
Recurrent Depressive Disorder |
Bipolar Disorder |
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Duration |
without treatment ~6 to 13 months |
~3 months |
Repeated episodes |
over a 20 year period the mean number of relapses is around 5 or 6 |
in a lifetime a patient can have between 2 and 30 episodes, with a mean of 9 |
Other variables |
15% will die by suicide |
manic episodes may be followed by a depressive phase with a 25% risk of an episode of depression following on immediately afterwards |
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