Research Article

Characterisation of Patients with Systemic Lupus Erythematosus in Malta: A Population Based Cohort Cross-Sectional Study

Table 1

Clinical characteristics of the cohort.

CharacteristicsValues

Age, mean (S.D.) years46.2 (13.9)
Female sex, n/N ()100/107 (93.5)
Caucasian race, n/N ()104/107 (97.2)
Disease duration, median (range) years12 (0-43)
Age of SLE onset, mean (S.D.) years33.1 (13.3)
BMI, median (range) kg/ m226.5 (17.7-53.5)
Current smoker, n/N ()20/107 (18.7)
Current use of sunscreen, n/N ()46/92 (50)
Regular exercise, n/N ()38/92 (41.3)
Family history of SLE in first degree relative, n/N ()3/92 (3.3)
Any co-morbidity, n/N ()85/107 (79.4)
Osteopaenia/osteoporosis, n/N ()33/107 (30.8)
Hypertension, n/N ()27/107 (25.2)
Hypercholesterolaemia on treatment, n/N ()12/107 (11.2)
Diabetes mellitus, n/N ()9/107 (8.4)
Fibromyalgia, n/N ()10/107 (9.3)
Anti-phospholipid syndrome, n/N ()11/107 (10.3)
Sjogren’s syndrome, n/N ()4/107 (3.7)
Rheumatoid arthritis, n/N ()3/107 (2.8)
Current prednisolone, n/N ()49/107 (45.8)
Prednisolone dose, median (range) mg/day5.00 (1.25-15.00)
Current hydroxychloroquine, n/N ()65/107 (60.7)
Current azathioprine, n/N ()22/107 (20.6)
Current methotrexate, n/N ()10/107 (9.3)
Current mycophenolate, n/N ()9/107 (8.4)
Current rituximab, n/N ()1/107 (0.9)
Current calcium supplementation, n/N ()56/107 (52.3)
Current vitamin D supplementation, n/N ()61/107 (57.0)
SLE disease activity index 2K (SLEDAI 2K), median (range)4 (0-12)
Systemic Lupus International Collaborating Clinics/American College of Rheumatology damage index (SDI), median (range)1 (0-6)