Pulse Brain · Growing Health Evidence Index
Peer-reviewed

Risk of long covid in patients with pre-existing chronic respiratory diseases: a systematic review and meta-analysis

Paul Terry, R. Eric Heidel, Alexandria Quesenberry, Rajiv Dhand

BMJ Open Respiratory Research · 2025

Read source ↗ All evidence

Summary

BACKGROUND: An estimated 10-30% of people with COVID-19 experience debilitating long-term symptoms or long covid. Underlying health conditions associated with chronic inflammation may increase the risk of long covid. METHODS: We conducted a systematic review and meta-analysis to examine whether long covid risk was altered by pre-existing asthma or chronic obstructive pulmonary disease (COPD) in adults. We identified studies by searching the PubMed and Embase databases from inception to 13 September 2024. We excluded studies that focused on children or defined long covid only in terms of respiratory symptoms. We used random-effects, restricted maximum likelihood models to analyse data pooled from 51 studies, which included 43 analyses of asthma and 30 analyses of COPD. The risk of bias was

Source type
Peer-reviewed study
DOI
10.1136/bmjresp-2024-002528
Catalogue ID
SNmoixnv8g-mz0ul2
Pulse AI · ask about this record

Dig deeper with Pulse AI.

Pulse AI has read the whole catalogue. Ask about this record, its theme, or how the findings apply to UK farming and policy — every answer cites the underlying studies.