Lupus & antiphospholipid syndrome

Assessing the Utility of the Montreal Cognitive Assessment in Screening for Cognitive Impairment in Patients With Systemic Lupus Erythematosus

Arthritis Care Res (Hoboken)Published Diagnostic accuracy study

Authors' conclusion

The MoCA does not have adequate concurrent criterion validity to accurately identify CI in patients with SLE.

Study context

Population
Adult systemic lupus erythematosus (SLE) patients
Participants
285 patients
Comparison
Montreal Cognitive Assessment (MoCA) vs American College of Rheumatology (ACR) neuropsychological battery for cognitive impairment
Outcome
Accuracy of the MoCA in identifying CI vs the ACR-NB (AUC, sensitivity/specificity)
Methodological detailsconcurrent criterion validity, discriminant function analysis
  • Concurrent criterion validity
  • Discriminant function analysis

Performance

As reported in the abstract

Identification of CI vs ACR-NB
Test or modelAUCSensitivity (cutoff 26)Specificity (cutoff 26)Sensitivity (cutoff 28)Specificity (cutoff 28)
MoCA0.6650%69%80%45%

MoCA

AUC0.66
Sensitivity (cutoff 26)50%
Specificity (cutoff 26)69%
Sensitivity (cutoff 28)80%
Specificity (cutoff 28)45%

Further findings

Added value of MoCA to Automated Neuropsychological Assessment Metrics (ANAM)

Improvement on the AUC with addition of MoCA to ANAM
2.5%

Original publication

Assessing the Utility of the Montreal Cognitive Assessment in Screening for Cognitive Impairment in Patients With Systemic Lupus Erythematosus. Arthritis Care Res (Hoboken). Published 17 November 2022. doi:10.1002/acr.24971

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