在一般人群中,化脓性汗腺炎的患病率为 1%-4%。[2]Lee RA, Yoon A, Kist J. Hidradenitis suppurativa: an update. Adv Dermatol. 2007;23:289-306.http://www.ncbi.nlm.nih.gov/pubmed/18159906?tool=bestpractice.com[5]Kim WB, Sibbald RG, Hu H, et al. Clinical features and patient outcomes of hidradenitis suppurativa: a cross-sectional retrospective study. J Cutan Med Surg. 2016;20:52-57.http://journals.sagepub.com/doi/full/10.1177/1203475415602840http://www.ncbi.nlm.nih.gov/pubmed/26318545?tool=bestpractice.comHS 更多发于女性(男女比率为 1:3)。[2]Lee RA, Yoon A, Kist J. Hidradenitis suppurativa: an update. Adv Dermatol. 2007;23:289-306.http://www.ncbi.nlm.nih.gov/pubmed/18159906?tool=bestpractice.com女性发作的平均年龄为 26 岁,男性为 31 岁。腹股沟及臀部皮损更多见于女性。但是,腋部皮损的发病率并不存在较大的性别差异。无种族易感性。[3]Jemec GB. Hidradenitis suppurativa. J Cutan Med Surg. 2003;7:47-56.http://www.ncbi.nlm.nih.gov/pubmed/12457209?tool=bestpractice.com[6]Martorell A, García-Martínez FJ, Jiménez-Gallo D, et al. An update on hidradenitis suppurativa (part I): epidemiology, clinical aspects, and definition of disease severity. Actas Dermosifiliogr. 2015;106:703-715.http://www.actasdermo.org/en/an-update-on-hidradenitis-suppurativa/articulo/S1578219015002437/http://www.ncbi.nlm.nih.gov/pubmed/26254550?tool=bestpractice.com