2001 National Immunization Survey Results - Vaccination Coverage Levels

Results for the NIS conducted from January through December of 2001 showed that the 4-3-1 vaccination coverage level (four doses of diphtheria-tetanus-pertussis vaccine, three doses of polio vaccine, and one dose of measles-containing vaccine) for children aged 19 through 35 months in the state of Texas was 74.9 ( + 3.7%). The 4-3-1-3 level (4-3-1 plus 3 doses of Haemophilus influenzae type b vaccine) for the same age group in Texas was 73.7 ( + 3.8%). Children participating in this study were born from February 1998 through May 2000.

4-3-1 Series¹ Estimated Coverage among Children 19-35 Months of Age

¹ Completion of 4 doses of diphtheria-tetanus-pertussis vaccine, 3 doses of polio vaccine, 1 dose of measles-containing vaccine.

Source:

• National, State, and Urban Area Vaccination Coverage Levels Among Children Aged 19-35 Months - United States, 2001. MMWR 2002; 51(30);664-666 (Aug. 2, 2002)