Volume 5, Number 3—June 1999
Dispatch
Bordetella holmesii-Like Organisms Isolated from Massachusetts Patients with Pertussis-Like Symptoms
Table
Bordetella species isolated from nasopharyngeal (NP) specimens at the Massachusetts State Laboratory Institute, 1994–1998
| 1994 |
1995 |
1996 |
1997 |
1998 |
||||||
|---|---|---|---|---|---|---|---|---|---|---|
| No. | % | No. | % | No. | % | No. | % | No. | % | |
| B. pertussis | 75 | 4.2 | 140 | 5.8 | 325 | 8.9 | 132 | 5.6 | 165 | 6.6 |
| B. parapertussis | 7 | 0.4 | 20 | 0.8 | 32 | 0.9 | 11 | 0.5 | NA | NA |
| B. holmesii | 0 | 0 | 3a | 0.1 | 6 | 0.2 | 9 | 0.4 | 15 | 0.6 |
| Total NP specimens reported | 1,792 | 2,399 | 3,653 | 2,375 | 2,508 | |||||
aDoes not include the one case of B. holmesii isolated from blood.


