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Evidence found and GRADE certainty

2 questions · 2 findings · 1 reviews

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 2 · 100%Moderate 0 · 0%High 0 · 0%

Long‐acting beta2‐agonist plus tiotropium vs long‐acting beta2‐agonist alone

Mortality (all cause) · addition to tiotropium versus either tiotropium or LABA alone for chronic obstructive pulmonary disease

Long‐acting beta2‐agonist plus tiotropium showed no clear difference in mortality (all cause) compared with long‐acting beta2‐agonist alone (low certainty).

1 finding from 1 review

Long‐acting beta2‐agonist plus tiotropium vs tiotropium

Mortality (all cause) · addition to tiotropium versus either tiotropium or LABA alone for chronic obstructive pulmonary disease

Long‐acting beta2‐agonist plus tiotropium showed no clear difference in mortality (all cause) compared with tiotropium alone (low certainty).

1 finding from 1 review