Variable | With bacteria (n = 24) | Without bacteria (n = 64) | X2/Z | P |
---|---|---|---|---|
Gender | 1.513 | 0.219 | ||
Male | 18 (75.0%) | 39 (60.9%) | ||
Female | 6 (25.0%) | 25 (39.1%) | ||
Age | 14.245 | 0.007* | ||
< 1 | 16 (66.7%) | 16 (25.0%) | ||
1–2 | 5 (20.8%) | 19 (29.7%) | ||
2–3 | 1 (4.2%) | 9 (14.1%) | ||
3–5 | 1 (4.2%) | 15 (23.4%) | ||
≧ 5 | 1 (4.2%) | 5 (7.8%) | ||
Clinical Features | ||||
Cough | 22 (91.7%) | 63 (98.4%) | 2.430 | 0.179 |
Wheezing | 9 (40.9%) | 16 (27.6%) | 1.318 | 0.251 |
Tachypnea | 4 (16.7%) | 11 (17.2%) | 0.003 | 1.000 |
Pharyngeal hyperaemia | 20 (83.3%) | 45 (71.4%) | 1.304 | 0.408 |
Rales | 11 (45.8%) | 19 (31.1%) | 1.627 | 0.202 |
T ≧ 38.5℃ | 7 (29.2%) | 25 (39.1%) | 0.739 | 0.390 |
WBC, 109/L | 9.1 (7.1, 13.7) | 9.2 (6.8, 11.4) | − 0.773 | 0.440 |
NEUT, % | 46.4 (19.4, 66.5) | 38.8 (30.3, 61.5) | − 0.473 | 0.636 |
LDH, U/L | 312.5 (284.3, 363.0) | 304.0 (270.3, 342.5) | − 0.947 | 0.344 |
AST, U/L | 36.9 (29.8, 43.6) | 33.8 (27.5, 38.1) | − 1.474 | 0.140 |
ALT, U/L | 18.3 (10.9, 24.9) | 13.5 (9.2, 17.9) | − 1.964 | 0.050 |
CRP, mg/L | 6.0 (1.0, 25.3) | 3.5 (1.1, 8.7) | − 1.010 | 0.312 |
PCT, ng/mL | 0.29 (0.1, 3.7) | 0.31 (0.11, 5.8) | − 0.972 | 0.331 |
Hospitalization days | 7.0 (5.0, 9.0) | 6.0 (5.0–8.0) | − 0.826 | 0.409 |
Severe pneumonia | 4 (16.7%) | 6 (9.4%) | 0.921 | 0.451 |