| Characteristic . | Group 1 (n = 50) . | Group 2 (n = 50) . | Total . |
|---|---|---|---|
| Sex, No. (%) | |||
| Male | 24 | 31 | 55 |
| Female | 26 | 19 | 45 |
| Age, mean (SD), y | 3.2 (1.3) | 2.8 (1.3) | 3.0 (1.3) |
| Height, mean (SD), cm | 100.3 (11.0) | 98.1 (11.6) | 99.2 (11.3) |
| Weight, mean (SD), kg | 15.8 (3.1) | 15.6 (3.1) | 15.7 (3.0) |
| No. of prior IPVs, No (%) | |||
| 3 | 8 (16) | 10 (20) | 18 (18) |
| 4+ | 42 (84) | 40 (80) | 82 (82) |
| Time since last poliovirus vaccination, No. (%) | |||
| ≥1 y | 43 (86) | 36 (72) | 79 (79) |
| <1 y | 7 (14) | 14 (28) | 21 (21) |
| Time since last poliovirus vaccination for those vaccinated <1 y earlier, mean (SD), mo | 6.4 (2.5) | 7.2 (2.7) | 6.9 (2.6) |
| Characteristic . | Group 1 (n = 50) . | Group 2 (n = 50) . | Total . |
|---|---|---|---|
| Sex, No. (%) | |||
| Male | 24 | 31 | 55 |
| Female | 26 | 19 | 45 |
| Age, mean (SD), y | 3.2 (1.3) | 2.8 (1.3) | 3.0 (1.3) |
| Height, mean (SD), cm | 100.3 (11.0) | 98.1 (11.6) | 99.2 (11.3) |
| Weight, mean (SD), kg | 15.8 (3.1) | 15.6 (3.1) | 15.7 (3.0) |
| No. of prior IPVs, No (%) | |||
| 3 | 8 (16) | 10 (20) | 18 (18) |
| 4+ | 42 (84) | 40 (80) | 82 (82) |
| Time since last poliovirus vaccination, No. (%) | |||
| ≥1 y | 43 (86) | 36 (72) | 79 (79) |
| <1 y | 7 (14) | 14 (28) | 21 (21) |
| Time since last poliovirus vaccination for those vaccinated <1 y earlier, mean (SD), mo | 6.4 (2.5) | 7.2 (2.7) | 6.9 (2.6) |
Abbreviations: IPV, inactivated poliovirus vaccine; SD, standard deviation.
| Characteristic . | Group 1 (n = 50) . | Group 2 (n = 50) . | Total . |
|---|---|---|---|
| Sex, No. (%) | |||
| Male | 24 | 31 | 55 |
| Female | 26 | 19 | 45 |
| Age, mean (SD), y | 3.2 (1.3) | 2.8 (1.3) | 3.0 (1.3) |
| Height, mean (SD), cm | 100.3 (11.0) | 98.1 (11.6) | 99.2 (11.3) |
| Weight, mean (SD), kg | 15.8 (3.1) | 15.6 (3.1) | 15.7 (3.0) |
| No. of prior IPVs, No (%) | |||
| 3 | 8 (16) | 10 (20) | 18 (18) |
| 4+ | 42 (84) | 40 (80) | 82 (82) |
| Time since last poliovirus vaccination, No. (%) | |||
| ≥1 y | 43 (86) | 36 (72) | 79 (79) |
| <1 y | 7 (14) | 14 (28) | 21 (21) |
| Time since last poliovirus vaccination for those vaccinated <1 y earlier, mean (SD), mo | 6.4 (2.5) | 7.2 (2.7) | 6.9 (2.6) |
| Characteristic . | Group 1 (n = 50) . | Group 2 (n = 50) . | Total . |
|---|---|---|---|
| Sex, No. (%) | |||
| Male | 24 | 31 | 55 |
| Female | 26 | 19 | 45 |
| Age, mean (SD), y | 3.2 (1.3) | 2.8 (1.3) | 3.0 (1.3) |
| Height, mean (SD), cm | 100.3 (11.0) | 98.1 (11.6) | 99.2 (11.3) |
| Weight, mean (SD), kg | 15.8 (3.1) | 15.6 (3.1) | 15.7 (3.0) |
| No. of prior IPVs, No (%) | |||
| 3 | 8 (16) | 10 (20) | 18 (18) |
| 4+ | 42 (84) | 40 (80) | 82 (82) |
| Time since last poliovirus vaccination, No. (%) | |||
| ≥1 y | 43 (86) | 36 (72) | 79 (79) |
| <1 y | 7 (14) | 14 (28) | 21 (21) |
| Time since last poliovirus vaccination for those vaccinated <1 y earlier, mean (SD), mo | 6.4 (2.5) | 7.2 (2.7) | 6.9 (2.6) |
Abbreviations: IPV, inactivated poliovirus vaccine; SD, standard deviation.
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