Iowa Code § 622.31
In any civil action for professional negligence, personal injury, or wrongful death or in any arbitration proceeding for professional negligence, personal injury, or wrongful death against a person in a profession regulated by one of the boards listed in section 272C.1 or in any other licensed profession recognized in this state, a hospital licensed pursuant to chapter 135B, or a health care facility licensed pursuant to chapter 135C, based upon the alleged negligence in the practice of that profession or occupation, that portion of a statement, affirmation, gesture, or conduct expressing sorrow, sympathy, commiseration, condolence, compassion, or a general sense of benevolence that was made by the person to the plaintiff, relative of the plaintiff, or decision maker for the plaintiff that relates to the discomfort, pain, suffering, injury, or death of the plaintiff as a result of an alleged breach of the applicable standard of care is inadmissible as evidence. Any response by the plaintiff, relative of the plaintiff, or decision maker for the plaintiff to such statement, affirmation, gesture, or conduct is similarly inadmissible as evidence.
Iowa Code § 622.31