Lupus & antiphospholipid syndrome
Psychometric validation and reliability of the Arabic version of the LupusQoL questionnaire (Ar-LupusQoL) in Egyptian patients with systemic lupus erythematosus
Authors' conclusion
The Arabic version of the LupusQoL is a reliable and valid instrument for assessing HRQoL in Egyptian patients with SLE.
Study context
- Population
- Egyptian patients with SLE98.1% female
- Participants
- 156 patients
- Outcome
- Reliability and validity of the Arabic LupusQoL (Ar-LupusQoL)
Methodological detailsmulticenter, psychometric validation
- Multicenter
- Psychometric validation
Main finding
As reported in the abstract
- Internal consistency across domains (Cronbach's α)
- α = 0.78-0.98
- Item-total correlations strong
- r > 0.30, p < 0.001
- Convergent validity: correlations with corresponding SF-36 domains
- r = 0.668-0.829, p < 0.05
- Discriminated between active and inactive disease
- p < 0.001
Observational data: associations, not effects.
Further findings
Disease activity of the cohort
- Systemic Lupus Erythematosus Disease Activity Index (SLEDAI) >4
- 87.2%
- Mean SLEDAI
- 19.52 ± 16.20
- Mean age, years
- 33.37 ± 10.71
Original publication
Psychometric validation and reliability of the Arabic version of the LupusQoL questionnaire (Ar-LupusQoL) in Egyptian patients with systemic lupus erythematosus. Lupus. Published 16 August 2026. doi:10.
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