There are an estimated 30 people in the world that have been diagnosed with the congenital form of Factor II deficiency, which should not be confused with the prothrombin G20210A mutation, which is also called the factor II mutation.
Hai uns 30 grupos étnicos no mundo que presentan deficiencia conxénita de factor II, o cal non debería confundirse coa mutación protrombina G20210A, que tamén se chama mutación do factor II.