Table 4. Patients with reinfections caused by the same serotype as the initial infection.
| Patient | Age | Gender | Date (year/month/day) | Isolation interval (in days) | PCV7a | Serotype | PFGE pattern b | MLST |
| RI_1 | 1 year | Male | 1999/12/11 | 128 | None | 19F | K | ST202 |
| 2000/04/17 | None | 19F | B | ST276 | ||||
| RI _2 | 8 months | Female | 2004/03/02 | 154 | None | 19F | E | ST424 |
| 2004/08/03 | None | 19F | E | ST424 | ||||
| RI _3 | 1 year | Male | 2005/02/07 | 746 | Yes | 3 | D | ST180 |
| 2007/02/23 | Yes | 3 | D | ST180 | ||||
| RI _4 | 5 months | Female | 2006/12/09 | 444 | Yes | 19A | C | ST199 |
| 2008/02/26 | Yes | 19A | B | ST276 | ||||
| RI _5 | 10 months | Male | 2007/02/05 | 1199 | Yes | 15A | O | ST2613 |
| 2010/05/19 | Yes | 15A | P | NEW SLV193 | ||||
| RI _6 | 7 months | Male | 2007/03/01 | 692 | Yes | 22F | H | ST30 |
| 2009/01/21 | Yes | 22F | Q | ST433 | ||||
| RI _7 | 6 months | Male | 2007/04/19 | 236 | Yes | 19A | A | ST320 |
| 2007/12/11 | Yes | 19A | A | ST320 | ||||
| RI _8 | 1 year | Male | 2007/06/03 | 145 | Yes | 19A | M | ST994 |
| 2007/10/26 | Yes | 19A | C | ST199 | ||||
| RI _9 | 7 months | Female | 2007/06/07 | 45 | Yes | 19A | J | ST193 |
| 2007/07/22 | Yes | 19A | B | ST276 | ||||
| RI _10 | 1 year | Female | 2008/01/23 | 365 | Yes | 23A | C | ST2829 |
| 2009/01/22 | Yes | 23A | C | ST2829 | ||||
| RI _11 | 9 months | Female | 2008/05/21 | 118 | Yes | 19A | B | ST276 |
| 2008/09/16 | Yes | 19A | A | ST320 | ||||
| RI _12 | 1 year | Female | 2008/07/08 | 400 | Yes | 15B | R | NEW SLV5216 |
| 2009/08/12 | Yes | 15B | R | NEW SLV5216 | ||||
| RI _13 | 2 years | Female | 2008/10/14 | 213 | Yes | 6C | N | ST1692 |
| 2009/05/15 | Yes | 6C | L | ST386 | ||||
| RI _14 | 1 year | Male | 2009/06/10 | 167 | Yes | 19A | A | ST320 |
| 2009/11/24 | Yes | 19A | A | ST320 | ||||
| RI _15 | 1 year | Male | 2009/10/13 | 267 | Yes | 19A | I | ST62 |
| 2010/07/07 | Yes | 19A | C | ST199 | ||||
| RI _16 | 1year | Female | 2009/12/10 | 111 | Yes | 19A | A | ST320 |
| 2010/03/31 | Yes | 19A | A | ST320 | ||||
| RI_17 | 4 years | Male | 2010/04/06 | 18 | None | 19A | C | ST199 |
| 2010/04/24 | None | 19A | B | ST276 |
a
PCV7∶7-valent pneumococcal conjugate vaccination (PCV7 included serotypes: 4, 6B, 9V, 14, 18C, 19F and 23F).
b
Pulse-field gel electrophoresis pattern, arbitrary named MLST = multilocus sequence typing.