Table 3.
Comparison of clinical characteristics of the severe and mild cases
| Severe cases (n = 22) |
Mild cases (n = 162) |
|
|---|---|---|
| Gender | ||
| Male | 12 | 90 |
| Female | 10 | 72 |
| Age (months)* | 2.80 ± 1.26 | 4.97 ± 4.30 |
| < 3 months * | 14 (63.64%) | 63 (38.89%) |
| Not vaccinated with pertussis vaccine* | 22 (100%) | 98 (60.49%) |
| Prematurity | 4(18.18%) | 19(11.73%) |
| Low birth weight | 1(4.55%) | 20(12.35%) |
| Macrosomia | 2(9.09%) | 8(4.94%) |
| Congenital heart disease | 0 | 5(3.09%) |
| Fever* | 19 (86.36%) | 34 (20.99%) |
| Severe pneumonia | 22 (100%) | 0 |
| Elevated neutrophilia percentage * | 15 (68.18%) | 10 (6.17%) |
| Elevated C-reactive protein* | 11 (50.00%) | 20 (12.33%) |
| CRP value (mg/L)* | 22.37±48.89 | 1.52±2.13 |
| Elevated procalcitonin * | 9 (40.91%)) | 2 (1.23%) |
| PCT value (ng/ml)* | 1.88±4.69 | 0.08±0.10 |
| Positive bacterial sputum culture* | 8 (36.36%) | 15 (9.26%) |
| Leukocyte count (× 109/L)* | 35.80 ± 20.53 | 19.41 ± 8.59 |
| Leukocyte count > 50× 109/L* | 4 (18.18%) | 0 |
| Antibiotic usage | ||
| Three or more antibiotics* | 18 (81.82%) | 8 (4.94%) |
| Special-grade antibiotics* | 15 (68.18%) | 4 (2.47%) |
| Length of hospitalization (days)* | 27.71 ± 11.19 | 14.56 ± 5.84 |
| Cases of death | 4(18.18%) | 0 |
*p<0.05, comparison between moderate and severe cases using statistical methods.