Table 1.
Seroprevalence of Antibody to Poliovirus Types 1, 2, and 3, by Age Group, Moradabad, 2007
| Estimate | Age 6–12 mo (n = 467) | Age 36–49 mo (n = 447) | ||||
|---|---|---|---|---|---|---|
| Type 1 | Type 2 | Type 3 | Type 1 | Type 2 | Type 3 | |
| Seroprevalence, % (95% CI) | 88a (84–91) | 70a (66–75) | 75a (71–79) | 100 (99–100) | 97 (95–98) | 93 (91–95) |
| Reciprocal median titer | 910 | 181a | 228b | 724 | 362 | 362 |
Abbreviation: CI, confidence interval.
a
P < .0001, compared with values for children 36–59 months of age.
b
P < .001, compared with values for children 36–59 months of age.