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Recent studies reporting the prevalence of Shigella serotypesa
| Group | Species | Serotypes | Prevalence estimates (%) |
Most prevalent serotypes | ||
|---|---|---|---|---|---|---|
| GEMS study | von Seidlein study | Chang study | ||||
| A | Shigella dysenteriae | 15 | 5.0 | 4.0 | NA | NA |
| B | Shigella flexneri | 15 | 69.5 | 68.0 | 76.2 | 2a, 3a, and 6 |
| C | Shigella boydii | 19 | 5.4 | 6.0 | NA | NA |
| D | Shigella sonnei | 1 | 23.7 | 22.0 | 21.3 | NA |
GEMS, Global Enteric Multicenter Study; NA, information not available.
