Lupus & antiphospholipid syndrome

Predicting the risk of cardiovascular and cerebrovascular event in systemic lupus erythematosus: a Chinese systemic lupus erythematosus (SLE) treatment and research group study XXVI

RMD OpenPublished Prediction model development study

Authors' conclusion

We have developed a predictive model that uses clinical indicators to assess the probability of CCE in patients diagnosed with SLE. This model has the ability to precisely predict the risk of CCE in patients with SLE.

Study context

Population
Patients with SLE diagnosed <1 year at study start, follow-up >3 years, Chinese SLE Treatment and Research Group cohort93 had cardiovascular and cerebrovascular events (CCEs)
Participants
2,399 patients
Outcome
Cardiovascular and cerebrovascular events (CCEs)
Methodological detailscohort-based, Cox proportional hazards regression, least absolute shrinkage and selection operator regression, internal validation
  • Cohort-based
  • Cox proportional hazards regression
  • Least absolute shrinkage and selection operator regression
  • Internal validation

Performance

As reported in the abstract

Prediction model for CCE

C index

0.801

Model variables (nine): male gender, smoking, hypertension, age of SLE onset >40, cutaneous involvement, arthritis, anti-β2GP1 antibody positivity, high-dose GC and HCQ usage

9

High-risk group: prognostic index over

0.544

Patients with CCEs during follow-up

93

Original publication

Predicting the risk of cardiovascular and cerebrovascular event in systemic lupus erythematosus: a Chinese SLE treatment and research group study XXVI. RMD Open. Published 23 September 2024. doi:10.1136/rmdopen-2024-004425

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