Methods

initiated the National Immunization Survey (NIS). The NIS was established to provide a standardized method to monitor progress toward meeting national immunization goals. The NIS for children produces estimates of vaccination coverage levels at selected age milestones for the national, state, and selected local jurisdictions, including Los Angeles County (LAC). The CDC initiated the NIS-Teen in 2006 and the NIS-Adult in 2007 to measure coverage of select teen and adult vaccinations. The NIS is conducted for the CDC by the National Opinion Research Center (NORC). Results of the NIS are summarized and posted annually on the CDC website. Objective The primary objective of the National Immunization Survey is to monitor national progress toward the goal of a 90 % vaccine coverage level for preschool aged children and a 90 % coverage level of select vaccines for teens by the year 2010