Early-life dietary patterns and the risk of juvenile-onset ankylosing spondylitis: a nationwide cohort study in South Korea
Main finding · JASResult — go to the resultAdjusted hazard ratio 0.53 95% CI 0.31–0.90Authors' conclusion
Paediatrics with high food diversity who were breastfed showed reduced vulnerability to JAS.
Study context
- Population
- Infants from the South Korean National Health Insurance Service
- Participants
- 1,242,257 infants
- Exposure
- Early-life exposures and JAS incidence
- Outcome
- Incidence of juvenile-onset ankylosing spondylitis (JAS)
Methodological detailsnationwide, Cox proportional hazards models, subgroup analyses by food diversity level
- Nationwide
- Cox proportional hazards models
- Subgroup analyses by food diversity level
Main finding
JAS
Adjusted hazard ratio
0.53
95% CI 0.31–0.90
P = 0.0195
Breastfeeding in infants with high food diversity
aHR 0.53 (95% CI 0.31–0.90); P = 0.0195
As reported in the abstract
Observational data: associations, not effects.
Original publication
Early-life dietary patterns and the risk of juvenile-onset ankylosing spondylitis: a nationwide cohort study in South Korea. Rheumatology (Oxford). Published 17 August 2026. doi:10.
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