(a) Any document prepared by or on behalf of a health care provider for the purpose of improving the quality, delivery, or efficiency of health care or for the purpose of credentialing or reviewing health care providers is confidential and privileged and shall not be subject to discovery in a civil action or administrative proceeding. Such documents include, without limitation:
(1) Nursing home, as referred to in §55-7B-6(e) of this code, incident or event reports, except reports pertaining to the plaintiff of that civil action, or reports of same or similar incidents within a reasonable time frame of the events at issue in the civil action, containing only factual information, but excluding personal identification information;