约 1/3 的人在其一生中至少出现一次耳鸣。据估计,世界范围内,成人耳鸣患病率为 10.1%-14.5%,[3]Tyler RS. Tinnitus hand book of medicine. San Diego, CA: Singular Publishing Group; 2000. 耳鸣在 40 岁至 70 岁人群中更常见。据估计,世界范围内,耳鸣的年发病率约为 5.7%-7%。[4]Sanchez L. The epidemiology of tinnitus. Audiological Medicine. 2004;2:8-17. 噪声暴露人群比普通人群的耳鸣发病率更高。[3]Tyler RS. Tinnitus hand book of medicine. San Diego, CA: Singular Publishing Group; 2000.[5]Seidman MD, Standring RT, Dornhoffer JL. Tinnitus: current understanding and contemporary management. Curr Opin Otolaryngol Head Neck Surg. 2010 Oct;18(5):363-8.http://www.ncbi.nlm.nih.gov/pubmed/20625292?tool=bestpractice.com 近5千万美国人患有耳鸣,其中1千万人症状严重且影响健康。在世界范围内,3亿至6亿人患有耳鸣。[6]Seidman MD, Jacobson GP. Update on tinnitus. Otolaryngol Clin North Am. 1996 Jun;29(3):455-65.http://www.ncbi.nlm.nih.gov/pubmed/8743344?tool=bestpractice.com[7]Seidman MD, Babu S. Alternative medications and other treatments for tinnitus: facts from fiction. Otolaryngol Clin North Am. 2003 Apr;36(2):359-81.http://www.ncbi.nlm.nih.gov/pubmed/12856304?tool=bestpractice.com[8]Seidman MD, DeRidder DD, Elisevich K, et al. Direct electrical stimulation of Heschl's gyrus for tinnitus treatment. Laryngoscope. 2008 Mar;118(3):491-500.http://www.ncbi.nlm.nih.gov/pubmed/18094653?tool=bestpractice.com 耳鸣的发病率无性别或种族差异。[4]Sanchez L. The epidemiology of tinnitus. Audiological Medicine. 2004;2:8-17.