Individuals with gastro-oesophageal reflux disease (GORD) worldwide, pooled meta-analysis estimate

1.03 billion

people, worldwide

“Using the United Nations 2017 Revision of World Population Prospects, the estimated number of individuals suffering from GORD globally is 1.03 billion.”

Nirwan et al., Global Prevalence and Risk Factors of Gastro-oesophageal Reflux Disease (GORD): Systematic Review with Meta-analysis, Sci Rep 2020, 2020-04-02

Kind of source

Peer-reviewed study

Read on

2026-11-06

Daily check

Quote found at the source on 2026-11-06

What to know

The paper's pooled prevalence (13.98% across 102 studies in 37 countries) applied to the UN 2017 world population. Survey-based symptom definitions, so higher than the GBD count.

About

Acid reflux (GERD)