Table 1.
Number of doses of inactivated poliovirus vaccine (IPV) and oral poliovirus vaccine (OPV) and level of neutralizing antibodies against polioviruses types 1, 2 and 3 in the sera of the contacts (arranged in accordance of the poliovaccine doses acquired).
| The Contacts (Age in Months at the Time of the Acute Flaccid Paralysis (AFP) Case Detection) | Number of IPV (+OPV) Doses before the First Serological Examination | Antibody Titer (7–8 October 2014) against Poliovirus Serotype: | Number of IPV Doses between Two Serological Examinations | Antibody Titer (24 November 2014) against Poliovirus Serotype: | ||||
|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 1 | 2 | 3 | |||
| C-4 (23) | 2 (+3) | 1:64 | 1:256 | 1:32 | 0 | ND *** | ND | ND |
| C-5 (41) | 2 (+3) | <1:8 | 1:128 | <1:8 | 0 | <1:8 | 1:256 | <1:8 |
| C-6 * (31) | 2 (+3) | 1:512 | 1:512 | 1:1024 | 0 | 1:256 | 1:256 | 1:512 |
| C-7 (31) | 3 (+2) | 1:512 | 1:512 | 1:512 | 0 | 1:512 | 1:256 | 1:256 |
| C-8 (33) | 3 (+2) | 1:32 | 1:128 | 1:256 | 0 | 1:64 | 1:128 | 1:128 |
| C-9 (41) | 3 (+2) | 1:64 | 1:64 | 1:16 | 0 | 1:64 | 1:64 | 1:8 |
| C-10 (36) | 4 (+1) | 1:512 | 1:512 | 1:128 | 0 | 1:256 | 1:512 | 1:256 |
| C-11 (12) | 2 (+1) | 1:32 | 1:64 | 1:16 | 0 | 1:16 | 1:64 | 1:16 |
| C-12 (13) | 2 (+1) | 1:64 | 1:64 | 1:512 | 1 | 1:512 | 1:512 | 1:512 |
| C-13 (30) | 6 | 1:64 | 1:256 | >1:1024 | 0 | 1:64 | 1:128 | 1:256 |
| C-14 (25) | 6 | 1:128 | 1:128 | 1:128 | 0 | 1:64 | 1:128 | 1:64 |
| C-15 (44) | 5 | >1:1024 | 1:512 | 1:512 | 0 | >1:1024 | 1:512 | 1:512 |
| C-16 * (25) | 5 | 1:512 | 1:512 | 1:256 | 0 | 1:128 | 1:256 | 1:128 |
| C-17 (31) | 5 | 1:64 | 1:32 | 1:512 | 0 | 1:32 | 1:64 | 1:256 |
| C-18 (41) | 5 | 1:64 | 1:128 | 1:256 | 0 | 1:64 | 1:256 | 1:128 |
| C-19 (47) | 5 | 1:32 | 1:256 | 1:64 | 0 | 1:64 | 1:256 | 1:64 |
| C-20 (20) | 5 | 1:64 | 1:128 | 1:64 | 0 | 1:64 | 1:128 | 1:64 |
| C-21 (33) | 5 | 1:32 | 1:128 | 1:16 | 0 | 1:16 | 1:64 | <1:8 |
| C-22 (24) | 4 | >1:1024 | 1:1024 | 1:256 | 0 | 1:512 | 1:256 | 1:128 |
| C-23 (21) | 4 | 1:64 | 1:128 | 1:256 | 0 | 1:256 | 1:64 | 1:256 |
| C-2 ** (22) | 4 | 1:64 | 1:128 | 1:256 | 0 | 1:16 | 1:16 | 1:128 |
| C-1 ** (20) | 4 | <1:8 | <1:8 | 1:64 | 1 | 1:64 | 1:16 | 1:64 |
| C-24 (21) | 3 | 1:1024 | 1:256 | 1:512 | 0 | 1:256 | 1:256 | 1:128 |
| C-25 (11) | 3 | 1:256 | 1:512 | 1:256 | 0 | 1:32 | 1:128 | 1:64 |
| C-26 * (23) | 3 | 1:256 | 1:256 | 1:512 | 0 | 1:128 | 1:256 | 1:128 |
| C-27 (52) | 2 | 1:512 | 1:1024 | 1:512 | 1 | 1:128 | 1:256 | 1:512 |
| C-28 (9) | 2 | 1:256 | 1:256 | 1:128 | 1 | 1:256 | 1:256 | 1:64 |
| C-29 (10) | 2 | 1:64 | 1:256 | 1:128 | 1 | 1:64 | 1:256 | 1:512 |
| C-30 (43) | 2 | 1:32 | 1:256 | 1:256 | 1 | 1:16 | 1:128 | 1:512 |
| C-31 (11) | 2 | 1:16 | 1:32 | 1:256 | 1 | 1:128 | 1:128 | 1:256 |
| C-32 (9) | 2 | 1:32 | 1:128 | 1:64 | 1 | 1:256 | 1:512 | 1:256 |
| C-33 (9) | 2 | <1:8 | 1:16 | 1:256 | 1 | 1:8 | 1:32 | 1:256 |
| C-34 (14) | 2 | <1:8 | <1:8 | 1:128 | 1 | 1:64 | 1:32 | 1:256 |
| C-35 * (5) | 1 | 1:512 | 1:512 | 1:128 | 1 | 1:256 | 1:256 | 1:16 |
| C-36 (1) | 1 | 1:64 | 1:128 | 1:64 | 1 | 1:512 | 1:512 | 1:256 |
| C-37 (24) | 1 | 1:32 | 1:16 | 1:8 | 1 | 1:128 | 1:128 | 1:32 |
| C-38 (3) | 1 | 1:8 | 1:64 | 1:32 | 1 | 1:256 | 1:256 | 1:256 |
| C-39 (38) | 1 | 1:8 | 1:64 | 1:16 | 1 | 1:128 | 1:64 | 1:8 |
| C-40 (13) | 1 | <1:8 | 1:8 | 1:128 | 1 | 1:64 | 1:64 | 1:512 |
| C-41 (1) | 1 | <1:8 | 1:32 | <1:8 | 1 | 1:128 | 1:64 | 1:128 |
| C-42 (4) | 1 | <1:8 | 1:8 | <1:8 | 2 | 1:64 | 1:128 | 1:32 |
| C-43 (4) | 1 | <1:8 | <1:8 | <1:8 | 1 | 1:64 | 1:64 | 1:64 |
| C-44 (23) | 1 | <1:8 | 1:8 | 1:256 | 0 | ND | ND | ND |
| C-45 (1) | 1 | <1:8 | <1:8 | <1:8 | 0 | ND | ND | ND |
| C-46 (0) | 0 | <1:8 | <1:8 | <1:8 | 2 | 1:16 | 1:16 | <1:8 |
| C-47 (35) | 0 | <1:8 | <1:8 | <1:8 | 2 | 1:8 | <1:8 | 1:8 |
| C-48 (13) | 0 | <1:8 | <1:8 | <1:8 | 2 | <1:8 | <1:8 | 1:8 |
| C-49 (2) | 0 | <1:8 | <1:8 | <1:8 | 2 | <1:8 | <1:8 | <1:8 |
| C-50 (6) | 0 | <1:8 | <1:8 | <1:8 | 2 | <1:8 | <1:8 | <1:8 |
| C-51 (7) | 0 | <1:8 | <1:8 | <1:8 | 2 | <1:8 | <1:8 | <1:8 |
| C-52 (8) | 0 | <1:8 | <1:8 | <1:8 | 2 | <1:8 | <1:8 | <1:8 |
| C-53 (16) | 0 | <1:8 | <1:8 | <1:8 | 2 | <1:8 | <1:8 | <1:8 |
* Children living in the same room with the patient; ** Poliovirus excretors; *** ND—not done, sera were not collected and investigated.