Table 3.
Dynamics of phenotype prevalence of S. pneumoniae isolates in healthy preschool children in DCCs in following seasons.
| Number of isolates | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Phenotype | DCC1 | DCC2 | DCC3 | DCC4 | |||||||||
| Autumn | Winter | Spring | Autumn | Winter | Spring | Autumn | Winter | Spring | Autumn | Winter | Spring | ||
| 3 | S | 2 | 2 | — | — | — | — | 3 | 1 | — | 2 | 3 | 5 |
| 6A | S | — | — | — | — | — | — | — | — | 1 | — | — | — |
| 6B | S | 1 | 1 | 8 | 2 | 1 | — | — | 1 | — | — | — | — |
| 6B | PECcTeCSxt | 1 | 1 | — | — | — | — | — | — | — | 9 | 9 | 6 |
| 6B | ECcTe | — | — | 1 | — | 1 | 3 | — | — | — | — | — | — |
| 6B | ECcTeSxt | — | — | — | — | — | — | 1 | 1 | — | — | — | — |
| 6B | PECcTeSxt | — | — | — | — | — | — | — | — | 1 | — | — | — |
| 6B | PECcTe | 1 | — | — | 4 | 2 | — | 1 | — | — | — | — | — |
| 7F | S | — | — | — | 1 | — | 2 | — | — | — | — | — | — |
| 9V | PSxt | — | — | — | — | 1 | 1 | — | — | — | 8 | 3 | 2 |
| 11A | S | 4 | 2 | 4 | — | — | — | 3 | 1 | 3 | — | — | — |
| 14 | P | 2 | 3 | 4 | — | 4 | 6 | — | 1 | 8 | — | — | — |
| 14 | PSxt | 1 | — | — | — | 1 | 4 | 1 | — | — | 2 | 6 | 8 |
| 15B | S | 3 | — | — | — | — | — | — | — | — | — | — | — |
| 15B | Sxt | 3 | 2 | 3 | — | — | — | — | — | — | — | — | — |
| 15B | PSxt | 1 | — | — | — | — | — | — | — | — | — | — | — |
| 18C | SXT | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — |
| 19F | PECcTeCSxt | 4 | 2 | 7 | — | — | — | 1 | 7 | 8 | 6 | 4 | 1 |
| 19F | PECcTeC | 1 | — | — | — | — | — | — | — | — | — | — | — |
| 19F | Sxt | — | — | — | — | — | — | — | 1 | 5 | — | — | — |
| 19F | TeCSxt | — | — | — | 7 | 3 | 8 | 2 | — | 1 | — | — | — |
| 19F | ECcTeCSxt | — | — | — | — | — | — | — | — | — | 3 | 7 | 1 |
| 23A | S | — | — | 1 | — | — | 1 | 1 | — | — | — | — | — |
| 23A | ECcTeCSxt | — | — | — | — | — | — | — | — | — | — | — | 2 |
| 23F | S | — | — | — | 3 | 4 | 6 | — | — | — | — | — | — |
| 23F | SXT | — | — | — | — | — | — | — | — | — | 1 | — | — |
| 23F | ECcTe | — | — | — | 1 | — | — | — | — | — | — | — | — |
| 23F | ECcTeCSxt | — | — | — | — | — | — | — | — | — | 1 | — | — |
| 23F | TeSxt | 2 | — | 1 | — | 1 | — | 3 | 2 | 3 | 1 | 1 | — |
| 23F | TeCSxt | — | — | — | — | — | — | — | 2 | 1 | — | — | — |
DCC: day care center; P: penicillin, E: erythromycin; Cc: clindamycin; Te: tetracycline; C: chloramphenicol; Sxt: cotrimoxazol; S: sensitive to all tested antibiotics.