Table 2.
Estimated Hepatitis A coverage by State for adolescents aged 13–17 years in the US, National Immunization Survey - Teen (NIS-Teen).
| States | NIS-Teen 2008
|
NIS-Teen 2016
|
Percentage Point Differencea
|
|||
|---|---|---|---|---|---|---|
| 1 Dose % (95% CI) |
≥2 Doses % (95% CI) |
1 Dose % (95% CI) |
≥2 Doses % (95% CI) |
1 Dose % (95% CI) |
≥2 Doses % (95% CI) |
|
| Sample size | N = 17,835 | N = 17,835 | N = 20,475 | N = 20,475 | N = 38,310 | N = 38,310 |
| United States | 36.2 (34.8–37.6) | 25.3 (23.9–26.7) | 73.9 (72.9–74.9) | 64.4 (63.3–65.6) | 37.8 (36.0–39.5) | 39.1 (37.3–41.0) |
| Vaccination recommended since 1999 (11 states overall) (Group 1) | ||||||
| Total | 70.9 (67.2–74.4) | 56.1 (51.9–60.2) | 87.8 (85.1–90.1) | 79.5 (76.3–82.4) | 16.9 (12.5–21.3) | 23.4 (18.2–28.6) |
| Alaska | 86.9 (82.0–90.6) | 82.1 (76.7–86.5) | 92.5 (88.4–95.3) | 90.4 (85.9–93.5) | 5.6 (0.1–11.1) | 8.3 (2.1–14.4) |
| Arizona | 57.6 (50.3–64.5) | 34.2 (27.7–41.2) | 84.5 (79.1–88.7) | 74.6 (68.4–80.0) | 26.9 (18.3–35.6) | 40.5 (31.5–49.4) |
| California | 78.2 (71.5–83.6) | 63.8 (56.3–70.6) | 89.1 (83.9–92.8) | 80.5 (74.4–85.4) | 11.0 (3.5–18.5) | 16.7 (7.7–25.7) |
| Idaho | 48.6 (41.9–55.3) | 33.8 (27.9–40.3) | 81.9 (76.4–86.3) | 73.7 (67.9–78.9) | 33.3 (24.9–41.6) | 39.9 (31.6–48.2) |
| Nevada | 70.0 (62.8–76.4) | 52.0 (44.6–59.3) | 94.0 (89.7–96.6) | 87.9 (82.9–91.6) | 24.0 (16.4–31.5) | 36.0 (27.4–44.5) |
| New Mexico | 63.0 (56.5–69.2) | 49.7 (43.1–56.4) | 86.3 (81.8–89.8) | 76.5 (71.1–81.2) | 23.3 (15.7–30.8) | 26.8 (18.4–35.2) |
| Oklahoma | 93.2 (89.3–95.8) | 90.2 (85.9–93.4) | 92.8 (88.5–95.6) | 90.2 (85.6–93.5) | −0.4 (−5.0–4.3) | 0.0 (−5.4–5.4) |
| Oregon | 53.1 (45.8–60.3) | 38.4 (31.8–45.4) | 89.0 (83.7–92.7) | 79.1 (72.8–84.2) | 35.9 (27.3–44.4) | 40.7 (31.7–49.6) |
| South Dakota | 26.3 (21.0–32.4) | 16.7 (12.4–22.1) | 60.6 (54.0–66.8) | 51.1 (44.5–57.6) | 34.3 (25.7–42.9) | 34.4 (26.2–42.6) |
| Utah | 58.4 (50.8–65.7) | 45.8 (38.5–53.4) | 86.8 (81.6–90.7) | 80.3 (74.6–85.0) | 28.4 (19.6–37.1) | 34.5 (25.3–43.6) |
| Washington | 56.5 (49.7–63.1) | 38.8 (32.5–45.5) | 83.1 (77.3–87.6) | 73.9 (67.6–79.4) | 26.6 (18.1–35.1) | 35.1 (26.3–43.9) |
| Range | 26.3–93.2 | 16.7–90.2 | 60.6–94.0 | 51.1–90.4 | −0.4–35.9 | 0.0–40.7 |
| Vaccination to be considered since 1999 (6 states overall) (Group 2) | ||||||
| Total | 52.9 (48.3–57.5) | 42.6 (37.9–47.4) | 79.5 (77.2–81.5) | 69.0 (66.4–71.4) | 26.6 (21.5–31.7) | 26.4 (21.1–31.8) |
| Arkansas | 6.7 (4.3–10.3) | 3.2 (1.8–5.7) | 64.8 (58.7–70.4) | 44.8 (38.6–51.1) | 58.1 (51.5–64.7) | 41.5 (35.0–48.1) |
| Colorado | 42.6 (35.7–49.8) | 30.6 (24.1–37.9) | 82.4 (76.8–86.9) | 70.2 (63.4–76.1) | 39.8 (31.1–48.5) | 39.5 (30.1–49.0) |
| Missouri | 35.4 (29.7–41.6) | 27.5 (22.1–33.6) | 64.9 (58.4–71.0) | 53.7 (47.1–60.1) | 29.5 (20.9–38.2) | 26.2 (17.4–34.9) |
| Montana | 34.9 (28.9–41.5) | 27.6 (21.9–34.1) | 67.7 (61.4–73.5) | 56.7 (50.2–62.9) | 32.8 (24.1–41.6) | 29.1 (20.3–37.9) |
| Texas | 65.2 (57.9–71.8) | 53.6 (46.4–60.7) | 83.9 (80.9–86.5) | 74.8 (71.4–78.0) | 18.7 (11.2–26.3) | 21.2 (13.3–29.1) |
| Wyoming | 28.4 (23.1–34.3) | 18.8 (14.5–24.1) | 64.8 (58.8–70.3) | 52.1 (46.1–58.1) | 36.4 (28.3–44.5) | 33.3 (25.6–41.0) |
| Range | 6.7–65.2 | 3.2–53.6 | 64.8–83.9 | 44.8–74.8 | 18.7–58.1 | 21.2–41.5 |
| Vaccination recommended since 2006 (33 states and District of Columbia overall) (Group 3) | ||||||
| Total | 19.9 (18.8–21.0) | 10.3 (9.5–11.1) | 67.5 (66.2–68.7) | 57.8 (56.4–59.1) | 47.6 (46.0–49.3) | 47.5 (46.0–49.1) |
| Alabama | 16.2 (12.3–21.2) | 5.8 (3.7–8.8) | 61.9 (55.6–67.9) | 48.2 (41.9–54.6) | 45.7 (38.1–53.3) | 42.5 (35.6–49.3) |
| Connecticut | 11.9 (8.2–17.0) | 6.6 (4.1–10.6) | 65.5 (59.3–71.1) | 62.3 (56.1–68.2) | 53.6 (46.2–60.9) | 55.7 (48.9–62.5) |
| Delaware | 14.5 (10.3–19.9) | 5.8 (3.6–9.1) | 73.3 (67.4–78.4) | 63.7 (57.5–69.5) | 58.8 (51.5–66.1) | 57.9 (51.4–64.5) |
| District of Columbia | 40.8 (34.6–47.2) | 16.8 (12.8–21.9) | 87.6 (83.0–91.1) | 81.7 (76.1–86.2) | 46.9 (39.3–54.4) | 64.9 (58.1–71.6) |
| Florida | 16.0 (11.4–22.0) | 7.7 (5.0–11.6) | 65.0 (58.3–71.2) | 57.0 (50.2–63.5) | 49.0 (40.7–57.4) | 49.2 (41.8–56.7) |
| Georgia | 28.8 (23.3–35.1) | 14.9 (11.4–19.3) | 79.8 (74.1–84.5) | 68.5 (62.1–74.3) | 50.9 (43.1–58.8) | 53.6 (46.3–60.8) |
| Hawaii | 39.2 (33.3–45.5) | 23.3 (18.6–28.7) | 84.5 (79.2–88.7) | 73.4 (67.1–78.9) | 45.3 (37.6–53.0) | 50.1 (42.3–57.9) |
| Illinois | 20.5 (16.8–24.7) | 11.6 (8.9–15.0) | 68.6 (63.7–73.1) | 62.1 (57.2–66.8) | 48.1 (42.0–54.3) | 50.5 (44.9–56.2) |
| Indiana | 12.1 (8.6–16.8) | 5.1 (3.0–8.5) | 63.7 (57.4–69.6) | 51.1 (44.7–57.5) | 51.6 (44.3–59.0) | 46.0 (39.0–53.0) |
| Iowa | 11.8 (8.2–16.7) | 6.0 (3.6–9.9) | 62.1 (56.3–67.6) | 51.2 (45.3–57.1) | 50.3 (43.3–57.4) | 45.2 (38.5–51.8) |
| Kansas | 22.6 (17.2–28.9) | 14.2 (9.9–19.9) | 73.1 (67.0–78.4) | 60.5 (54.0–66.6) | 50.6 (42.4–58.8) | 46.3 (38.2–54.4) |
| Kentucky | 9.4 (6.4–13.6) | 6.0 (3.6–9.8) | 49.4 (43.0–55.7) | 38.1 (32.1–44.6) | 40.0 (32.7–47.3) | 32.1 (25.2–39.1) |
| Louisiana | 10.2 (6.9–14.9) | 4.5 (2.6–7.5) | 43.6 (37.6–49.8) | 29.5 (24.1–35.5) | 33.4 (26.1–40.7) | 25.0 (18.8–31.2) |
| Maine | 10.4 (7.0–15.4) | 4.5 (2.7–7.3) | 75.9 (70.3–80.8) | 64.0 (57.8–69.8) | 65.5 (58.8–72.2) | 59.6 (53.1–66.0) |
| Maryland | 26.8 (21.5–32.9) | 18.7 (14.2–24.2) | 69.1 (62.6–74.9) | 60.3 (53.7–66.6) | 42.3 (33.9–50.7) | 41.6 (33.4–49.8) |
| Massachusetts | 10.6 (7.4–14.9) | 5.6 (3.6–8.7) | 53.0 (47.0–58.9) | 42.8 (37.0–48.9) | 42.4 (35.3–49.4) | 37.2 (30.7–43.7) |
| Michigan | 18.6 (13.9–24.5) | 8.1 (5.4–11.9) | 81.1 (75.1–85.9) | 72.3 (65.4–78.2) | 62.5 (55.0–70.0) | 64.2 (57.0–71.3) |
| Minnesota | 20.0 (15.6–25.1) | 10.3 (7.1–14.5) | 70.0 (64.2–75.3) | 54.5 (48.3–60.6) | 50.1 (42.7–57.4) | 44.2 (37.0–51.4) |
| Mississippi | 6.8 (4.5–10.2) | 2.6 (1.5–4.6) | 40.6 (34.5–47.1) | 30.0 (24.4–36.3) | 33.8 (26.9–40.7) | 27.4 (21.2–33.5) |
| Nebraska | 11.8 (8.5–16.2) | 5.5 (3.4–8.5) | 67.5 (61.1–73.3) | 53.8 (47.2–60.2) | 55.7 (48.5–62.9) | 48.3 (41.3–55.3) |
| New Hampshire | 7.9 (5.2–11.9) | N/A | 64.1 (57.6–70.2) | 55.4 (48.7–61.8) | 56.3 (49.1–63.4) | N/A |
| New Jersey | 35.2 (29.3–41.6) | 19.9 (15.1–25.7) | 82.4 (77.9–86.2) | 72.7 (67.0–77.7) | 47.2 (39.8–54.7) | 52.8 (45.3–60.3) |
| New York | 29.9 (25.8–34.3) | 18.4 (15.1–22.3) | 73.5 (69.3–77.3) | 65.8 (61.3–70.1) | 43.6 (37.8–49.5) | 47.3 (41.7–53.0) |
| North Carolina | 28.3 (22.8–34.5) | 11.6 (8.6–15.6) | 76.6 (70.8–81.5) | 66.5 (60.1–72.4) | 48.3 (40.3–56.2) | 54.9 (47.8–62.0) |
| North Dakota | 20.0 (15.9–25.0) | 14.6 (11.0–19.1) | 78.5 (72.3–83.7) | 67.1 (60.3–73.1) | 58.5 (51.2–65.8) | 52.5 (44.9–60.1) |
| Ohio | 9.8 (6.8–14.1) | 3.5 (1.9–6.1) | 59.0 (52.3–65.5) | 49.6 (42.9–56.3) | 49.2 (41.7–56.7) | 46.1 (39.1–53.2) |
| Pennsylvania | 26.2 (21.6–31.3) | 12.5 (9.2–16.8) | 74.6 (69.9–78.8) | 67.7 (62.6–72.4) | 48.4 (41.8–55.0) | 55.2 (49.0–61.4) |
| Rhode Island | 7.8 (4.9–12.2) | 4.8 (2.7–8.3) | 79.1 (73.4–83.8) | 68.7 (62.4–74.3) | 71.3 (65.0–77.6) | 63.9 (57.3–70.5) |
| South Carolina | 6.6 (4.0–10.7) | N/A | 27.8 (22.0–34.5) | 15.8 (11.6–21.0) | 21.2 (14.2–28.3) | N/A |
| Tennessee | 25.4 (20.2–31.4) | 12.1 (8.6–16.8) | 78.9 (72.7–84.0) | 67.7 (61.0–73.7) | 53.4 (45.5–61.4) | 55.6 (48.0–63.2) |
| Vermont | 8.4 (5.7–12.1) | 5.0 (3.0–8.3) | 56.3 (50.5–61.9) | 43.3 (37.7–49.2) | 47.9 (41.4–54.5) | 38.3 (32.0–44.6) |
| Virginia | 19.5 (14.7–25.5) | 9.8 (6.5–14.4) | 67.7 (60.3–74.4) | 57.2 (49.6–64.5) | 48.2 (39.3–57.1) | 47.4 (39.0–55.9) |
| West Virginia | 6.7 (4.3–10.2) | N/A | 45.7 (39.1–52.4) | 32.5 (26.6–39.1) | 39.0 (31.7–46.3) | N/A |
| Wisconsin | 20.6 (15.6–26.7) | 13.9 (9.8–19.4) | 59.4 (52.9–65.5) | 50.0 (43.5–56.4) | 38.8 (30.3–47.2) | 36.1 (28.0–44.1) |
| Range | 6.6–40.8 | 2.6–23.3 | 27.8–87.6 | 15.8–81.7 | 21.2–71.3 | 25.0–64.9 |
Abbreviations: CI = confidence interval; N/A = not available (estimate not reported because 95% CI half width/estimate > 0.6).
a
Percentage Point Difference = Survey Year 2016 - Survey Year 2008.