Patients who document their end-of-life wishes using a special medical form get the specific care they want in their final days, according to a study published online in the Journal of the American Geriatrics Society.

The study by researchers at Oregon Health & Science University looked at the growing use of the voluntary form, called Physician Orders for Life-Sustaining Treatment, or Polst. The document lets patients request or refuse certain medical treatments such as CPR or intensive care. The study is the largest…