Table 1 Inclusion and exclusion criteria

Participants

Adults(≥ 18 years old) with type 2 diabetes, obesity, or overweight

Pregnant women

Intervention

Use any GLP-1RA, GLP-1RA can also be used as add-on therapy to other interventions

Combination drugs of GLP-1RA or combination with other hypoglycemic drugs

Comparators

Placebo or active control (other antidiabetic drugs or insulin)

Comparing different categories of GLP-1RAs

Outcomes

Respiratory diseases

No relevant outcome data is available

Study design

RCTs

Post-hoc analysis, multiple articles from the same study