Table 1.
Number of Samples Tested for Pneumococcal Carriage Density Data in Prevaccination and Postvaccination Cross-sectional Surveys
| Survey | Samples, No. | Pneumococcal Colonization, No. (%) | Density Available, No. (%) |
|---|---|---|---|
| Prevaccination | 2094 | 1488 (71) | 1390a (93) |
| Postvaccination | |||
| CSS-1 | 1109 | 511 (46) | 508 (>99) |
| CSS-2 | 1155 | 426 (37) | 425 (>99) |
| CSS-3 | 434 | 250 (58) | 239 (96) |
| Overall | 4792 | 2675 (48) | 2562 (96) |
Abbreviation: CSS, cross-sectional survey.
a Fifty samples were from children <30 months of age, an age group not included in the postvaccination surveys.