在国际上，孔源性 RD 的发病率略有不同。这些差异可能是由所调查人群的年龄以及研究中是否纳入人工晶状体眼/无晶状体患者所致，而非由遗传易感性所致。在美国，每年新发孔源性 RD 病例约 28,000 例。在一项研究中，奥姆斯特德县的人群年龄和性别调整后年平均发病率是 17.9/100,000，[2]Rowe JA, Erie JC, Baratz KH, et al. Retinal detachment in Olmsted County, Minnesota, 1976 through 1995. Ophthalmology. 1999;106:154-159.http://www.ncbi.nlm.nih.gov/pubmed/9917797?tool=bestpractice.com而在另一项研究中，明尼苏达州罗彻斯特市的这一发病率则是 12.9/100,000。[3]Wilkes SR, Beard CM, Kurland LT, et al. The incidence of retinal detachment in Rochester, Minnesota, 1970-1978. Am J Ophthalmol. 1982;94:670-673.http://www.ncbi.nlm.nih.gov/pubmed/7148948?tool=bestpractice.com在奥姆斯特德县，较高的发病率可能归因于接受白内障手术的人数更多。中国已报告的人群发病率为 8.0/100,000；[4]Li X; Beijing Rhegmatogenous Retinal Detachment Study Group. Incidence and epidemiological characteristics of rhegmatogenous retinal detachment in Beijing, China. Ophthalmology. 2003;110:2413-2417.http://www.ncbi.nlm.nih.gov/pubmed/14644727?tool=bestpractice.com芬兰为 6.9/100,000；[5]Laatikainen L, Tolppanen EM, Harju H. Epidemiology of rhegmatogenous retinal detachment in a Finnish population. Acta Ophthalmol (Copenh). 1985;63:59-64.http://www.ncbi.nlm.nih.gov/pubmed/3993347?tool=bestpractice.com瑞典为 10.4/100,000；[6]Törnquist R, Stenkula S, Törnquist P. Retinal detachment: a study of a population-based patient material in Sweden 1971-1981. I: epidemiology. Acta Ophthalmol (Copenh). 1987;65:213-222.http://www.ncbi.nlm.nih.gov/pubmed/3604613?tool=bestpractice.com日本为 10.4/100,000。[7]Sasaki K, Ideta H, Yonemoto J, et al. Epidemiologic characteristics of rhegmatogenous retinal detachment in Kumamoto, Japan. Graefes Arch Clin Exp Ophthalmol. 1995;233:772-776.http://www.ncbi.nlm.nih.gov/pubmed/8626085?tool=bestpractice.com孔源性 RD 的发病率随年龄增长而增加。[3]Wilkes SR, Beard CM, Kurland LT, et al. The incidence of retinal detachment in Rochester, Minnesota, 1970-1978. Am J Ophthalmol. 1982;94:670-673.http://www.ncbi.nlm.nih.gov/pubmed/7148948?tool=bestpractice.com芬兰 60 岁及 60 岁以上人群的发病率增加至 21.8/100,000，[5]Laatikainen L, Tolppanen EM, Harju H. Epidemiology of rhegmatogenous retinal detachment in a Finnish population. Acta Ophthalmol (Copenh). 1985;63:59-64.http://www.ncbi.nlm.nih.gov/pubmed/3993347?tool=bestpractice.com而瑞典 60 岁及 60 岁以上人群的发病率增加至 28.0/100,000。[6]Törnquist R, Stenkula S, Törnquist P. Retinal detachment: a study of a population-based patient material in Sweden 1971-1981. I: epidemiology. Acta Ophthalmol (Copenh). 1987;65:213-222.http://www.ncbi.nlm.nih.gov/pubmed/3604613?tool=bestpractice.com尽管一项研究发现男性比女性更易患病，但是有关男性与女性患病率的报告还存在争议。[8]Chou SC, Yang CH, Lee CH, et al. Characteristics of primary rhegmatogenous retinal detachment in Taiwan. Eye. 2007;21:1056-1061.http://www.ncbi.nlm.nih.gov/pubmed/16691255?tool=bestpractice.com
除糖尿病引起的非孔源性 RD 之外，尚无关于其他非孔源性 RD 的大规模流行病学研究。根据 RD 的病因，其发病率和患病率的差别很大。
