Spondyloarthritis & psoriatic arthritis

Derivation and Internal Validation of a Disease‐Specific Cardiovascular Risk Prediction Model for Patients With Psoriatic Arthritis and Psoriasis

Arthritis RheumatolPublished Prognostic model development and internal validation study

Authors' conclusion

Traditional cardiovascular risk factors alone are effective in predicting cardiovascular risk in patients with PsD.

Study context

Population
Participants with psoriatic disease (PsA and psoriasis) without a history of cardiovascular events, 1992–202085 developed CV events
Participants
1,336 participants
Comparison
Base model vs expanded models adding 8 PsD-related factors
Outcome
Nonfatal and fatal cardiovascular events (five-year risk prediction)
Follow-up
five-year
Methodological detailsprospective cohort, Least Absolute Shrinkage and Selection Operator (LASSO) penalized regression with 10-fold cross-validation
  • Prospective cohort
  • LASSO penalized regression with 10-fold cross-validation

Performance

As reported in the abstract

Discrimination of base model
Test or modelAUC
Base model85.5 (95% CI 81.9-89.1)

Base model

AUC85.5 (95% CI 81.9-89.1)

Further findings

Sensitivity analysis excluding lipid lowering and antihypertensive treatments (number of damaged joints selected in expanded model)
85.5 (95% CI 82.0-89.1) · AUC

Sensitivity analysis excluding lipid lowering and antihypertensive treatments (number of damaged joints selected in expanded model)

Did not improve risk discrimination vs base model

Original publication

Derivation and Internal Validation of a Disease‐Specific Cardiovascular Risk Prediction Model for Patients With Psoriatic Arthritis and Psoriasis. Arthritis Rheumatol. Published 19 December 2023. doi:10.1002/art.42694

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