Volume 28, Number 8—August 2022
Research
Characterization of Emerging Serotype 19A Pneumococcal Strains in Invasive Disease and Carriage, Belgium
Table 3
GPSC and ST assignment for serotype 19A invasive pneumococci isolated during PCV7 period (2010), PCV13 period (2012–2014), and PCV10 period (2017–2018), from children <2 years of age, Belgium*
GPSC | Sequence type | No. isolated |
|||
---|---|---|---|---|---|
PCV7 period, 2010 | PCV13 period, 2012–2014 | PCV10 period, 2017–2018 | Total | ||
GPSC4 | Total | 7 | 4 | 28 | 39 |
ST199 | 2 | 0 | 0 | 2 | |
ST416 | 2 | 4 | 26 | 32 | |
ST876 | 1 | 0 | 0 | 1 | |
ST3012 | 2 | 0 | 0 | 2 | |
ST3017 | 0 | 0 | 1 | 1 | |
ST15414 |
0 |
0 |
1 |
1 |
|
GPSC11 | Total | 31 | 5 | 1 | 37 |
ST193 | 26 | 5 | 1 | 32 | |
ST1228 | 1 | 0 | 0 | 1 | |
ST2927 | 2 | 0 | 0 | 2 | |
ST16995 | 1 | 0 | 0 | 1 | |
ST16996 |
1 |
0 |
0 |
1 |
|
GPSC10 | Total | 20 | 6 | 3 | 29 |
ST276 | 14 | 6 | 0 | 20 | |
ST2013 | 4 | 0 | 1 | 5 | |
ST15077 | 0 | 0 | 2 | 2 | |
ST16994 |
2 |
0 |
0 |
2 |
|
GPSC146 |
ST994 |
6 |
3 |
15 |
24 |
GPSC1 | Total | 1 | 1 | 3 | 5 |
ST320 | 1 | 1 | 2 | 4 | |
ST9387 |
0 |
0 |
1 |
1 |
|
GPSC9 |
ST63 |
1 |
1 |
1 |
3 |
GPSC18 | Total | 0 | 2 | 0 | 3 |
ST4831 | 0 | 1 | 0 | 1 | |
ST99 | 0 | 0 | 0 | 1 | |
ST1848 |
0 |
1 |
0 |
1 |
|
GPSC109 |
ST13096 |
0 |
0 |
2 |
2 |
Unknown |
Total |
1 |
1 |
1 |
1 |
Total | Total | 67 | 23 | 54 | 143 |
*GPSC, global pneumococcal sequence cluster; PCV, pneumococcal conjugate vaccine; ST, sequence type.