LAMA vs LABA
LAMA showed no clear difference in severe exacerbations: high‐risk population compared with LABA (moderate certainty).
- Dual combination therapy versus long‐acting bronchodilators alone for chronic obstructive pulmonary disease (COPD): a… 2018 · Cochrane Headline outcomes onlyOR 0.88 [0.78, 1.01]1 study · 7376 participantsModerate