Routine childhood vaccinations did not increase the risk of incident type 1 diabetes in Danish children
Q Are routinely administered childhood vaccines associated with an increased incidence of type 1 diabetes mellitus in a cohort of Danish children?
METHODS
Design:
a cohort study of children followed up from birth to a mean age of 6.4 years.
Setting:
Denmark.
Participants:
739 694 children born in Denmark from January 1990 to December 2000.
Risk factors:
vaccinations with any of 6 groups of vaccines including Haemophilus influenza type b; diphtheria, tetanus, and inactivated poliovirus; diphtheria, tetanus, acellular pertussis, and inactivated poliovirus; whole cell pertussis; measles, mumps, and rubella; and oral poliovirus (data from vaccination reports of the National Board …
