Table 4.
Clinical characteristics of 4 deaths
| No.1 | No.2 | No.3a | No.4 | |
|---|---|---|---|---|
| Age (months) | 2.90 | 5.20 | 1.87 | 4.00 |
| Gender | female | male | female | male |
| Pertussis vaccination | no | no | no | no |
| Severe pneumonia | yes | yes | yes | yes |
| Fever | yes | yes | yes | yes |
| Leukocyte count (× 109/L) | 58.2 | 29.8 | 50.98 | 106.68 |
| Neutrophilia percentage | 44.66% | 70.04% | 81.54% | 44.00% |
| C-reactive protein (mg/L) | 0 | 23.90 | 235.50 | 21.10 |
| Procalcitonin (ng/ml) | 0.05 | 8.22 | 1.05 | 0.09 |
| Bacterial sputum culture | negative | negative | negative | Enterobacter aerogenes |
| Length of hospitalization (days) | 5 | 10 | 21 | 3 |
| Causes of death | heart failure | respiratory and heart failure | ARDS | respiratory and heart failure |
This table shows the general information and clinical data of 4 deaths in severe pertussis cases.
a The drug sensitivity test of the Bordetella pertussis isolated from this patient showed resistance to macrolides