Volume 23, Number 7—July 2017
Dispatch
Emergency Meningococcal ACWY Vaccination Program for Teenagers to Control Group W Meningococcal Disease, England, 2015–2016
Table 2
Age distribution of laboratory-confirmed cases of group W meningococcal infection in students, by academic year, England, 2010–11 to 2015–16*
Age group, y | Academic year |
|||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
2010–11 |
2011–12 |
2012–13 |
2013–14 |
2014–15 |
2015–16 |
|||||||
No. cases | Incidence | No. cases | Incidence | No. cases | Incidence | No. cases | Incidence | No. cases | Incidence | No. cases | Incidence | |
<1 | 3 | 0.45 | 4 | 0.59 | 3 | 0.43 | 12 | 1.77 | 26 | 3.91 | 17 | 2.56 |
1–4 | 8 | 0.31 | 6 | 0.23 | 5 | 0.19 | 5 | 0.18 | 22 | 0.80 | 26 | 0.94 |
5–14 | 1 | 0.02 | 1 | 0.02 | 3 | 0.05 | 1 | 0.02 | 4 | 0.06 | 7 | 0.11 |
15–19 | 4 | 0.12 | 1 | 0.03 | 13 | 0.40 | 13 | 0.40 | 26 | 0.80 | 18 | 0.56 |
20–24 | 3 | 0.09 | 1 | 0.03 | 3 | 0.08 | 7 | 0.19 | 6 | 0.17 | 18 | 0.50 |
25–44 | 1 | 0.01 | 3 | 0.02 | 6 | 0.04 | 6 | 0.04 | 7 | 0.05 | 10 | 0.07 |
45–64 | 7 | 0.05 | 6 | 0.04 | 13 | 0.10 | 12 | 0.09 | 29 | 0.21 | 43 | 0.31 |
>65 | 11 | 0.13 | 11 | 0.13 | 15 | 0.17 | 34 | 0.37 | 69 | 0.72 | 79 | 0.81 |
Total | 38 | 0.07 | 33 | 0.06 | 61 | 0.11 | 90 | 0.17 | 189 | 0.35 | 218 | 0.40 |
*Academic years are September 1–August 31. Incidence, cases/100,000 population.