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The proportion of samples with an rSBA titer >=128 for meningococcal serogroup A (MenA), C (MenC), W (MenW) and Y (MenY) measured before (T0), one month (T1) and one year (T2) after the vaccination
| Serogroup | T0 N (%) | T1 N (%) | T2 N (%) | All N (%) |
|---|---|---|---|---|
| MenA | 32/197 (16) | 195/197 (99) | 194/197 (98) | 421/597 (71) |
| MenC | 34/416 (8) | 415/416 (99) | 414/416 (99) | 414/416 (99) |
| MenW | 22/200 (11) | 198/200 (99) | 199/200 (99) | 419/600 (70) |
| MenY | 60/199 (30) | 199/199 (100) | 199/199 (100) | 458/597 (77) |
