Table 2. Median reciprocal antibody titers by age group, poliovirus serotype and state.
| Type 1 | Type 2 | Type 3 | ||
|---|---|---|---|---|
| State | Age Group | Median (95% CI) | Median (95% CI) | Median (95% CI) |
| Borno | 6–9 mos | ≥1448 (1152-≥1448) | 1152 (724–1152) | 724 (227–965) |
| 36–47 mos | 1152 (1152-≥1448) | 1152 (910-≥1448) | 455 (277–1152) | |
| Yobeac | 6–9 mos | 1152 (576-≥1448) | 910 (576-≥1448) | 512 (288–1152) |
| 36–47 mos | 1152 (910-≥1448) | 910 (576–1152) | 910 (576-≥1448) | |
aSignificant difference in reciprocal antibody titer values between 6–9 and 36–47 mos age group for type 1 (α = 0.05) based on Wilcoxon rank-sum test
bSignificant difference in reciprocal antibody titer values between 6–9 and 36–47 mos age group for type 2 (α = 0.05) based on Wilcoxon rank-sum test
cSignificant difference in reciprocal antibody titer values between 6–9 and 36–47 mos age group for type 3 (α = 0.05) based on Wilcoxon rank-sum test.