acute otitis media (AOM) middle ear infection any breastfeeding Infant receives some breastmilk: either only breastmilk (see exclusive breastfeeding) or breastmilk and other substances (see mixed feeding, partial breastfeeding, complementary feeding). Any breastfeeding is used to describe the feeding of a group of infants who received different amounts of breastmilk, or when the amount of breastmilk they were fed is not known. artificial feeding Infant is fed only on a breastmilk substitute (World Health Organization, 2003). See breastmilk substitutes; formula. Baby Friendly Awards The Baby Friendly Initiative of UNICEF UK accredits, through a staged assessment process, maternity and community facilities that adopt internationally recognised standards of best practice in the care of mothers and babies. Baby Friendly Initiative Worldwide programme of the World Health Organization and UNICEF to encourage maternity hospitals to implement the 10 Steps to Successful Breastfeeding and to practise in accordance with the International Code of Marketing of Breast-milk Substitutes. base case models Models that normally include the best assumptions and data estimates in the analysis. breastmilk substitutes Any food being marketed or otherwise represented as a partial or total replacement for breastmilk, whether or not it is suitable for that purpose (World Health Organization, 2003). lower respiratory bronchiolitis or pneumonia tract infection (LRTI) cardiovascular disease Disease of the heart and blood vessels usually manifesting as high blood pressure, heart attack and stroke chronological age Time since the infant's birth (Engle and American Academy of Pediatrics, 2004). See also corrected age; gestational age; postmenstrual age. coeliac disease Inflammation of the gut cause by an immune reaction to gluten (a wheat protein) comparator Circumstance with which the subject intervention is compared. complementary feeding Child receives both breastmilk and solid (semi-solid or soft) foods. It is not recommended to provide any solid, semi-solid or soft foods to children less than six months of age (World Health Organization, 2003). See any breastfeeding; exclusive breastfeeding, mixed feeding; partial breastfeeding.