马蹄足在安全出生的婴儿中其发病率为1-2/1000。发病率存在种族差异性。中国人的发病率为 0.39/1000,白种人为 1.2/1000,波利尼西亚人为 6.8/1000。男孩的发病率是女孩的两倍。[1]Barker S, Chesney D, Miedzybrodzka Z, et al. Genetics and epidemiology of idiopathic congenital talipes equinovarus. J Pediatr Orthop. 2003;23:265-272.http://www.ncbi.nlm.nih.gov/pubmed/12604963?tool=bestpractice.com[2]Dietz F. The genetics of idiopathic clubfoot. Clin Orthop Relat Res. 2002;(401):39-48.http://www.ncbi.nlm.nih.gov/pubmed/12151881?tool=bestpractice.com单侧马蹄足比双侧马蹄足略更常见(据报道,双边占 44%)。[1]Barker S, Chesney D, Miedzybrodzka Z, et al. Genetics and epidemiology of idiopathic congenital talipes equinovarus. J Pediatr Orthop. 2003;23:265-272.http://www.ncbi.nlm.nih.gov/pubmed/12604963?tool=bestpractice.com[2]Dietz F. The genetics of idiopathic clubfoot. Clin Orthop Relat Res. 2002;(401):39-48.http://www.ncbi.nlm.nih.gov/pubmed/12151881?tool=bestpractice.com