Table 3.
Association between age and mean titres of the neutralizing polio antibodies of the three polio serotypes.
| Polio serotype | Spearman Rank correlation (rho) | p-Value |
|---|---|---|
| PV1 | −0.2617 | < 0.001 |
| PV2 | −0.3100 | < 0.001 |
| PV3 | −0.1099 | 0.0545 |
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