Table 1.
Differences of the epidemiological and clinical features in community acquired pneumonia with three etiological causative agents
| Epidemiological/clinical characteristics | Bacterial infection n = 67 |
Viral infection n = 76 |
Atypical infection n = 43 |
P value |
|---|---|---|---|---|
| Gender | ||||
| Female | 27 (40.30) | 34 (44.74) | 22 (51.16) |
B-V: 0.592 V-A: 0.5 B-A:0.263 |
| Male | 40 (59.70) | 42 (55.26) | 21 (48.84) | |
| Age (years, median, SD) | 4 (7) | 2 (5.5) | 7 (5) |
B-V: 0.011 V-A: < 0.001 B-A: 0.002 |
| Fever | 56 (83.54) | 61 (80.26) | 32 (74.42) |
B-V: 0.608 V-A:0.459 B-A: 0.241 |
| Cough | 40 (59.70) | 51 (67.11) | 37 (86.05) |
B-V: 0.358 V-A: 0.024 B-A:0.003 |
| Chest pain | 10 (14.93) | 4 (5.26) | 4 (9.30) |
B-V: 0.05 V-A:0.398 B-A:0.282 |
| Respiratory distress | 19 (28.79) | 20 (26.67) | 3 (6.98) |
B-V: 0.779 V-A:0.007 B-A:0.004 |
| Wheezing (at auscultation) | 16 (25) | 27 (36) | 11 (25.54) |
B-V:0.162 V-A:0.224 B-A:0.94 |
| Crackles (at auscultation) | 26 (40.63) | 21 (28.38) | 20 (46.51) |
B-V: 0.130 V-A:0.047 B-A:0.546 |
| Decreased air entry (at auscultation) | 46 (71.88) | 34 (45.95) | 23 (53.49) |
B-V: 0.002 V-A:0.431 B-A:0.05 |
| Need oxygen (low flow) | 19 (28.36) | 21 (27.63) | 3 (6.98) |
B-V: 0.9 V-A:0.005 B-A: 0.005 |
| Need oxygen (HNFC) | 12 (17.21) | 18 (23.68) | 8 (18.60) |
B-V: 0.4 V-A: 0.519 B-A:0.927 |
| Need oxygen (CPAP) | 4 (5.97) | 4(5.96) | 1 (2.33) |
B-V: 0.85 V-A:0.403 B-A:0.348 |
| Need intubation | 8 (11.94) | 2 (2.63) | 0 |
B-V: 0.031 V-A:0.406 B-A: 0.016 |
| Need intensive care | 4(6.06) | 1 (1.32) | 0 |
B-V:0.142 V-A:0.639 B-A: 0.130 |
| Complicated clinical course | 26 (38.81) | 6 (7.89) | 1 (2.33) |
B-V: < 0.001 V-A:0.207 B-A: < 0.001 |
| Medical disposition hospitalization | 64 (95.52) | 65 (85.53) | 32 (74.44) |
B-V: 0.045 V-A:0.134 B-A:0.001 |
| Length of hospitalization (days) | 8 (12) | 5 (4) | 3 (5) |
B-V: < 0.001 V-A: 0.0025 B-A: < 0.001 |
| Length of therapy (days) | 10 (10) | 7 (5) | 7 (5) |
B-V < 0.001 V-B: 0.07 B-A: < 0.001 |