Table 4.
Comparison of outpatients and hospitalized patients with Mycoplasma pneumoniae pneumonia
| Variable | Outpatients N = 171 |
p value | Hospitalized patients N = 136 |
|---|---|---|---|
| Age [∅ ± SD] | 38 ± 13.1 | .000 | 45 ± 18.4 |
| Male gender | 44% | .320 | 38% |
| CRB – 65 score | |||
| 0 | 79% | .002 | 64% |
| 1 – 2 | 20%/1% | 30%/5% | |
| 3 – 4 | 0 | 1% - 0 | |
| Smoker | 39% | .185 | 32% |
| COPD | 18% | .239 | 23% |
| Diabetes | 0.6% | .013 | 5.1% |
| Malignancy | 2% | .946 | 2% |
| CRP median (mg/l) | 33 | .000 | 90 |
| Leucocytes median (103/μl) | 7900 | .000 | 10300 |
| Respiratory sample available | 68% | .000 | 46% |
| Serum available | 98% | .112 | 94% |
| Received antibiotic therapy active against atypical bacteria | 64% | .306 | 70% |
| Length of antimicrobial therapy (days) | 10.6 ± 4.1 | .026 | 11.6 ± 3.6 |
| Dyspnoea | 60% | .000 | 80% |
| O 2 application | 2% | .000 | 55% |
| Died (30 day mortality) | 0 | .112 | 2 patients |