How do you approach conversations with patients about how untreated obstructive sleep apnea could be affecting their depressive symptoms?

What language or analogies have you found most effective in helping patients make the connection between obstructive sleep apnea (OSA) and depression? How do you set expectations for improvement in depressive symptoms if a patient is not adhering to OSA treatment? How do you address concerns patients may have about OSA treatment, including comfort, convenience, or stigma?