Volume 28, Number 5—May 2022
CME ACTIVITY - Synopsis
Invasive Group A Streptococcus Outbreaks Associated with Home Healthcare, England, 2018–2019
Table 2
Summary of home healthcare–associated invasive group A Streptococcus infection outbreaks, England, 2018–2019*
Outbreak no. | No. iGAS cases | No. GAS cases† | No. deaths | No. days from first to last case | No. cases without identified HHC input | emm type | WGS |
---|---|---|---|---|---|---|---|
1 | 14 | 2 | 2 | 136 | 1 | 87 | N |
2 | 7 | 1 | 2 | 148 | 0 | 94 | N |
3 | 6 | 0 | 3 | 222 | 0 | 94 | Y |
4 | 7 | 0 | 2 | 388 | 0 | 89 | Y |
5 | 5 | 5 | 2 | 179 | 2 | 89 | N |
6 | 3 | 0 | 0 | 75 | 0 | 1 | Y |
7 | 4 | 0 | 0 | 219 | 0 | 1 | Y |
8 | 2 | 0 | 1 | 3 | 0 | 89 | Y |
9 | 9 | 1 | 1 | 507 | 0 | 89 | Y |
10 |
39 |
95 |
15 |
487 |
1 |
44 |
Y |
Total | 96 | 104 | 28 | NA | 4 | NA | NA |
*GAS, group A Streptococcus; HHC, home healthcare; iGAS, invasive group A Streptococcus; NA, not applicable; WGS, whole-genome sequencing. †Noninvasive GAS was not systematically investigated or recorded in all outbreaks. Available data did not enable distinction between carriage and noninvasive infection.