Evaluation of Vitamin D Status in Rheumatoid Arthritis and Its Association with Disease Activity across 15 Countries: "The COMORA Study".

The aims of this study are to evaluate vitamin D status in 1413 RA patients of COMORA study from 15 countries and to analyze relationship between patients' RA characteristics and low levels of vitamin D. All demographic, clinical, and biological data and RA comorbidities were completed. The results showed that the average of vitamin D serum dosage was 27.

Moroccan parents caring for children with juvenile idiopathic arthritis: positive and negative aspects of their experiences.

Background: Juvenile idiopathic arthritis (JIA) can lead to serious disability in children and adolescents, requiring intensive home care usually provided by parents .These parents must also cope with physical, familial, social and financial constraints.The aim of this study is to evaluate the positive and negative impacts of caregiving on parents to children with JIA, and identify diseases-related variables that affect these outcomes.

Translation, adaptation and validation of the Moroccan version of the Quebec Back Pain Disability Scale.

This study aims to translate and cross-culturally adapt the Moroccan version of the Quebec Back Pain Disability Scale (QDS) and to investigate its reliability and validity in Moroccan patients with low back pain (LBP). The translation and cross-cultural adaptation of the QDS were developed in agreement with published guidelines. The QDS was translated by use of the forward and backward translation procedure.