From: A high α1-antitrypsin/interleukin-10 ratio predicts bacterial pneumonia in adults with community-acquired pneumonia: a prospective cohort study
Variable
Odds ratio
95% CI
p-value
Sputum volume (absence vs. presence)
10.4
2.2–50.2
0.004
α1-antitrypsin/IL-10 ratio (< 65 vs. ≥ 65)
19.8
4.7–83.2
< 0.001