Moreover, while he testified that he was familiar with the medical facility's beds and specialties at the time of his deposition, his testimony gave no indication that he had familiarity with the statistical information for the time of the injury, over four-and-a-half years prior. See Ray v. S. Tennessee Med. Ctr., LLC, No. M2012-01227-COA-R3-CV, 2013 WL 3282927, at *5 (Tenn. Ct. App. June 25, 2013) (affirming the trial court's decision to admit an expert when he was knowledgeable about the facility at issue at the time the injury occurred and had worked in similar types of small emergency rooms).