ONS formatOffice for National Statistics format. The UK format for death certification as delineated by the Office of National Statistics, where:
– 1(a) is the cause of death, due to
– 1(b), which is due to 1(c) (1(c) is optional, and not commonly included in death certificates); and
– 2 which may be a listing of diseases that contributed to death, e.g., diabetes, hypertension, etc.