Table 1.
Clinical characteristics in patients with Mycoplasma pneumoniae pneumonia and Streptococcus pneumoniae pneumonia on admission*
| Characteristics | M. pneumoniae | S. pneumoniae | p value |
|---|---|---|---|
| Number | 64 | 68 | |
| Mean age (range), years | 36.6 (18–69) | 61.8 (19–86) | <0.0001 |
| Male: Female | 34: 30 | 42: 26 | 0.3791 |
| Co-morbid illness | 15 (23) | 33 (48) | <0.0001 |
| PSI risk classes** | |||
| I – III | 41 (64) | 29 (43) | 0.0154 |
| IV | 23 (36) | 39 (57) | |
| V | 0 | 0 | |
| WBC mean (/μL) | 7,400 | 13,800 | <0.0001 |
*Data represent the numbers of patients, and numbers in parentheses are percentages.
**PSI, pneumonia severity index.