Sleep changes: increase during day or decreased sleep at night
Interest (loss): of interest in activities that used to interest them
Guilt (worthless): depressed elderly tend to devalue themselves
Energy (lack): common presenting symptom (fatigue)
Concentration / Cognition: reduced cognition &/or difficulty concentrating
Appetite (or wt. loss); usually declined, occasionally increased
Psychomotor retardation/agitation: agitation (anxiety) or retardations (lethargic)
Suicidal or homicidal ideation