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Wednesday, March 7, 2007 - 11:05 AM
55

Doing as They're Told: Immunization Status of San Diego County Adolescents, 2006

Christina Hawley1, Wendy Wang1, Robert Vryheid1, Michelle Picardal1, Michelle De Guire1, Adrienne Collins Yancey2, and Mark H. Sawyer1. (1) San Diego Immunization Partnership, a UCSD contract with the SD County Immunization Branch, UC San Diego, 9500 Gilman Drive, #0720, La Jolla, CA, USA, (2) San Diego Immunization Branch, County of San Diego Health and Human Services Agency, PO Box 85222, Mail Stop P511B, 3851 Rosecrans Street, San Diego, CA, USA


Learning Objectives for this Presentation:
By the end of this presentation participants will be able to identify selected immunization coverage rates for San Diego County and compare them to San Diego County rates from 2003.

Background:
The Healthy People 2010 Objective 14-27 is to increase routine vaccination coverage levels to 90% for adolescents aged 13 to 15 years.

Objectives:
Estimate and monitor immunization coverage rates among adolescents aged 11-15 years old residing in San Diego County. Identify knowledge and attitudes of newly recommended vaccines and identify opportunities for new vaccine education.

Methods:
Random digit dialing (RDD) telephone surveys were conducted between June 1st and June 30th, 2006. Parents whose children had birthdates between 07/03/1990 and 06/01/1995 were eligible to participate in the survey. 582 parents were interviewed about their children's immunizations during the study period.

Results:
Hepatitis B immunization coverage ranged from 94.7% for the first dose to 86.0% for the third dose. MMR coverage was 98.2% for the first dose and 84.1% for the second; 48.3% of adolescents had received a Td booster and 86.4% were immunized against varicella. The majority of parents interviewed had not heard about the new vaccine against Human Papilloma Virus (HPV) (59.8%) but of those who had, 53.0% would want their child to receive the vaccine. Parents of female adolescents were significantly more likely to want their child to receive the HPV vaccine. Hispanic adolescents were significantly more likely to be vaccinated against Hepatitis A compared to other ethnicities.

Conclusions:
Coverage rates for Hep B and MMR are high but efforts to increase Hep A and Td coverage are needed. A large percentage of parents had not heard of three newly recommended vaccines and were undecided as to whether they would want their child to receive the pertussis, meningococcal meningitis, or HPV vaccines. There is significant room for vaccine education in these areas.


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