Research Article

Demographic and Clinical Patterns of Rheumatoid Arthritis in an Emirati Cohort from United Arab Emirates

Table 2

Clinical and serological features of RA participantsss.

Current studyUAE [5, 15]KSA [6, 8, 23, 31, 32]Kuwait [4]Oman [25]Qatar [27]Iran [7]

Comorbidities
Dyslipidemia %43.5NR5510.5NR59.225.8
Hypertension %37.9NR520.2NR59.224.4
Diabetes mellitus %34.5NR420.8NR812
Gastrointestinal %33.1NRNR2.3NRNRNR
Thyroid disease %23.9NRNR10.4NRNR9.6
Iron deficiency anemia %22.52261NRNRNRNR
Cardiovascular disease %17.6NR33.1NRNRNR
Osteoporosis %14.525.80NR9.5NRNRNR
Bronchial asthma %12.8NRNR11.7NRNRNR
Chronic kidney disease %7.7NR6NRNRNRNR
Cancer %6.3NR30.5NRNRNR
Depression %5.6NRNRNRNRNRNR
Migraine headaches %5.6NRNRNRNRNRNR
Thalassemia trait %4.8NRNRNRNRNRNR
COPD %2.7NRNRNRNRNRNR
Sickle cell trait %0.2NRNRNRNRNRNR
G6PD deficiency %4.59NRNRNRNRNRNR

Autoimmune profile
ESR (mean ± SD), mm/h40.2 ± 2433 ± 25NR22.8 ± 19.3, 24.8 ± 16.6NRNRNR
CRP (mean ± SD), mg/L15.4 ± 21.3NR15.19 ± 38.23NRNRNRNR
Rheumatoid factor %63.373, 5965, 63, 79.575.656.7NR62.8
Anti-CCP %41.55057.2, 78.457.863.3NRNR
RF and anti-CCP %33.3NRNR49NRNRNR
RF (mean)NRNRNRNRNRNRNR
Anti-CCP (mean)NRNRNRNRNRNRNR
ANA %9.9NRNR19.1NRNRNR
SSA %8NRNRNRNRNRNR
SSB %3.9NRNRNRNRNRNR
Anti-Smith U/ml0.7NRNRNRNRNRNR
Anti-RNP %3.9NRNRNRNRNRNR
dsDNA IU/ml1.4NRNRNRNRNRNR
Complement 3 g/L0.2NRNRNRNRNRNR
Complement 4 g/L0.2NRNRNRNRNRNR
Vitamin D (mean ± SD)66.8 ± 37.7NRNRNRNRNRNR
Uric acid (mean ± SD)293.4 ± 37.3NRNRNRNRNRNR

Infectious workup
Hepatitis A %12.6NRNRNRNRNRNR
Hepatitis B %1.2NRNR0.47NRNRNR
Hepatitis C %1NRNR1.19NRNRNR
TB exposure %12.6NR8.4, 6NRNRNRNR
Shingles %0NRNRNRNRNRNR
Erosions on imaging %24.955.2, 45.279.513.6, 8NRNRNR
Extra articular manifestations %NRNRNRNRNRNRNR
Xerophthalmia %31.9283, 14.4, 236.4, 16.3NRNRNR
RA-ILD %7.5NR11.2, 10NRNRNRNR
Ocular manifestations %2.9NRNRNRNRNRNR
Photosensitivity %1.7NRNRNRNRNRNR
RA nodules %1413.6, 30, 15.93.1NRNR2.6
RA vasculitis %1NRNRNRNRNRNR
Raynaud’s phenomena %0.7NRNRNRNRNRNR
Atlanto axial subluxation %0.5NRNRNRNRNRNR
T-LGL %0.5NRNRNRNRNRNR
Primary biliary cirrhosis %0.5NRNRNRNRNRNR

Number of patients who had the test done = 88. RA-ILD, rheumatoid arthritis associated interstitial lung disease; TB, Tuberculosis; T-LGL, T-cell large granular leukemia; RNP, Ribonucleoprotein particle; dsDNA, Deoxyribonucleic acid; SSA, Sjögren syndrome-related antigen A; SSB, Sjögren syndrome-related antigen B; CCP, Cyclic citrullinated peptide; COPD, Chronic obstructive airway disease; G6PD, glucose-6-phosphate dehydrogenase; ESR, Erythrocyte sedimentation rate; CRP, C-reactive protein.