TABLE 2—
Vaccine Coverage Levels Among American Indian/Alaska Native (AIAN) Children Aged 19–35 Months, by Selected Vaccines: National Immunization Survey, 1998–2000a
| 10 Statesb AI/AN % (95% CI) | 10 Statesb Non-AI/AN % (95% CI) | US AI/AN % (95% CI) | US Non-AI/AN % (95% CI) | |
| DTP/DT/DtaP | ||||
| ≥ 3 doses | 94.2 (90.7, 97.8) | 93.7 (93.0, 94.4) | 92.7 (88.7, 96.6) | 95.2 (94.9, 95.5) |
| ≥ 4 doses | 84.4 (80.0, 88.7) | 80.2 (79.1, 81.3) | 79.1 (74.2, 83.9) | 83.0 (82.6, 83.5) |
| Poliovirus | ||||
| ≥ 3 doses | 90.2 (86.3, 94.1) | 88.8 (87.9, 89.6) | 87.7 (83.4, 92.0) | 90.0 (89.6, 90.4) |
| Haemophilus influenzae type b | ||||
| ≥ 3 doses | 91.5 (87.6, 95.4) | 91.7 (90.9, 92.4) | 90.5 (86.4, 94.6) | 93.5 (93.2, 93.8) |
| MCV | ||||
| ≥ 1 dose | 90.4 (86.4, 94.4) | 89.2 (88.3, 90.0) | 90.0 (86.7, 93.3) | 91.5 (91.1, 91.8) |
| Hepatitis B | ||||
| ≥ 3 doses | 87.0 (82.8, 91.2) | 86.0 (85.0, 86.9) | 86.0 (81.4, 90.5) | 88.5 (88.1, 88.9) |
| Varicellac | ||||
| ≥ 1 dose | 46.6 (41.2, 51.9) | 49.7 (48.4, 51.0) | 48.5 (43.3, 53.7) | 58.2 (57.6, 58.8) |
| Combined series | ||||
| 4:3:1:3d | 78.2 (73.4, 83.0) | 75.1 (73.9, 76.3) | 74.0 (69.0, 79.0) | 78.0 (77.5, 78.5) |
Note. CI = confidence interval; DTP = diphtheria and tetanus toxoids and pertussis vaccine; DT = diphtheria and tetanus toxoids; DtaP = diphtheria and tetanus toxoids and acellular pertussis vaccine; MCV = measles-containing vaccine.
aChildren in survey period born between February 1995 and May 1999.
bAlaska, Arizona, Montana, Nevada, New Mexico, North Dakota, Oklahoma, South Dakota, Washington, and Wyoming.
cSignificant difference between US AIAN and US non-AIAN.
dFour or more doses of diphtheria and tetanus toxoids and pertussis vaccine, 3 or more doses of poliovirus vaccine, 1 or more doses of measles-containing vaccine, and 3 or more doses of Haemophilus influenzae type b vaccine.