CSF2 and fibrosis: Regarding the pulmonary comorbidities of CAP patients (asthma, bronchiectasis, COPD, and fibrosis), we observed a higher likelihood for having asthma for high-titer GM-CSF c-aAb, both generally [OR = 2.78 (IQR: 1.41–5.47), p = 0.012] and for men specifically [OR = 3.92 (IQR: 1.34–11.26), p = 0.044].