Lupus & antiphospholipid syndrome

Frequency and associated factors of herpes zoster infection in SLE patients from Latin America: data from the GLADEL 2.0 cohort

Lupus Sci MedPublished Observational cohort study

Authors' conclusion

In the GLADEL 2.0 cohort, the high burden of HZ in SLE, together with its association with active disease, corticosteroid exposure and neuropsychiatric manifestations, underscores the need for proactive risk stratification in clinical practice.

Study context

Population
Latin American SLE patients, multiethnic GLADEL 2.0 observational cohort
Participants
1,083 patients
Exposure
SLE patients with vs without herpes zoster (HZ)
Outcome
Frequency (prevalence, incidence) of HZ and factors associated with its first episode
Methodological detailsmultiethnic, Latin American, logistic regression, Cox regression
  • Multiethnic
  • Latin American
  • Logistic regression
  • Cox regression

Main finding

As reported in the abstract

HZ frequency

HZ cumulative incidence after SLE diagnosis

11.5%

HZ prevalence at cohort entry

8.6%

HZ incidence during 5-year follow-up

2.9%

Patients with recurrent HZ episodes

16.8%

Observational data: associations, not effects.

Further findings

Factors associated with HZ

Patients with HZ: higher frequencies of alopecia, psychosis and seizures, higher disease activity, damage accrual, proteinuria and higher daily prednisone doses prior to the event
Independent predictors of HZ occurrence (multivariate): female sex, higher SLEDAI-2K, higher daily prednisone dose
Associated with shorter time to HZ onset: older age at diagnosis, psychosis, disease activity, higher daily prednisone dose

Original publication

Frequency and associated factors of herpes zoster infection in SLE patients from Latin America: data from the GLADEL 2.0 cohort. Lupus Sci Med. Published 23 March 2026. doi:10.1136/lupus-2025-001877

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