Prospective observational study of patient-reported outcomes for azithromycin versus usual care in the treatment of bacterial acute exacerbation of chronic bronchitis

In this observational study, patients with AECB treated with a 3-day course of AZM experienced significant improvements in HRQOL as measured by a change of ≥4 points on the SGRQ and SF-36 physical and mental component scores versus baseline.