Table 2.
PCV13 and non-PCV13 carriage prevalence over time.
| Year | 2017/18 survey⁎ |
2022 survey |
p-value |
|---|---|---|---|
| (N = 810) | (N = 200) | ||
| Number of samples positive for pneumococcus | 590 | 140 | 0·422 |
| Prevalence of pneumococcus | 72·8 % | 70·0 % | |
| Prevalence of PCV10 serotypes | 13·2 % (78/590) | 7·2 % (10/140) | 0·059 |
| Prevalence of PCV13 serotypes (3, 6A/6C and 19A) | 18·5 % (109/590) | 11·4 % (16/140) | 0·05 |
| Prevalence of non-PCV13 serotypes | 68·3 % (403/590) | 81·4 % (114/140) | 0·001 |
⁎
Nisar MI, Ahmed S, Jehan F, et al. Direct and indirect effect of 10 valent pneumococcal vaccine on nasopharyngeal carriage in children under 2 years of age in Matiari, Pakistan. Vaccine. Feb 22 2021;39(8):1319–1327. doi:https://doi.org/10.1016/j.vaccine.2020.12.066