Spondyloarthritis & psoriatic arthritis

Mortality incidence in spondyloarthritis: real-world evidence using the TriNetX Global Collaborative Network

RMD OpenPublished Retrospective cohort study

Authors' conclusion

All-cause mortality remains elevated in axSpA and PsA, particularly in axSpA. Male sex predicts poorer survival, whereas TNF inhibitor therapy is associated with improved outcomes.

Study context

Population
Adults with axial spondyloarthritis (axSpA) or psoriatic arthritis (PsA), anonymised EHRs from >100 healthcare organisations worldwide, 2010–2020propensity score matched
Participants
32,368 / 52,402 / 9,742,949
Exposure
axSpA and PsA vs each other and vs matched general population controls
  • axSpAn = 32,368
  • PsAn = 52,402
  • General populationn = 9,742,949reference
Outcome
All-cause mortality
Methodological detailspropensity-score matched, multinational, TriNetX Global Collaborative Network
  • Propensity-score matched
  • Multinational
  • TriNetX Global Collaborative Network

Main finding

As reported in the abstract

Hazard ratio (95% CI)
axSpAvs General population
1.71(1.61–1.81)
PsAvs General population
1.26(1.20–1.32)
axSpAvs PsAMortality was 42% greater in axSpA than PsA
1.42(1.34–1.51)

Observational data: associations, not effects.

Further findings

All-cause mortality by sex (male sex)

Male sex, axSpA: HR
1.65
Male sex, PsA: HR
1.26
  • Male sex was associated with increased mortality

All-cause mortality with b/tsDMARD treatment (particularly TNFi) vs untreated

Mortality reduction in axSpA
47%
Mortality reduction in PsA
38%

Original publication

Mortality incidence in spondyloarthritis: real-world evidence using the TriNetX Global Collaborative Network. RMD Open. Published 13 March 2026. doi:10.1136/rmdopen-2025-006564

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