Volume 27, Number 9—September 2021
Research Letter
Invasive Meningococcal Disease, 2011–2020, and Impact of the COVID-19 Pandemic, England
Sathyavani Subbarao
, Helen Campbell, Sonia Ribeiro, Stephen A. Clark, Jay Lucidarme, Mary Ramsay, Ray Borrow, and Shamez Ladhani
, Helen Campbell, Sonia Ribeiro, Stephen A. Clark, Jay Lucidarme, Mary Ramsay, Ray Borrow, and Shamez Ladhani
Table
Confirmed cases of meningococcal disease during April–August 2019 and April–August 2020, England*
| Category | April–Aug 2019, no. (%) | April–Aug 2020, no. (%) | RR (95% CI) |
|---|---|---|---|
| Group | |||
| Total (N) | 179 | 45 | 0.25 (0.18–0.35) |
| MenB | 104 (58) | 33 (73) | 0.32 (0.21–0.47) |
| MenC | 14 (8) | 5 (11) | 0.36 (0.13–0.99) |
| MenW | 42 (23) | 5 (11) | 0.12 (0.05–0.30) |
| MenY | 16 (9) | 0 | 0 |
| Other |
3 (2) |
2 (4) |
0.67 (0.11–3.97) |
| Age group, y | |||
| Total | 179 | 45 | 0.25 (0.18–0.35) |
| <5 | 39 (22) | 17 (38) | 0.44 (0.25–0.78) |
| 5–14 | 20 (11) | 4 (9) | 0.2 (0.07–0.58) |
| 15–24 | 24 (13) | 4 (9) | 0.17 (0.06–0.48) |
| 25–64 | 53 (30) | 14 (31) | 0.26 (0.15–0.47) |
| >65 | 43 (24) | 6 (13) | 0.14 (0.06–0.32) |
*The numbers of typeable strains during the specified time frame by age group are shown. RR, relative risk.
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