Presence of rheumatoid arthritis and systemic lupus erythematosus was directly associated with secondary positive Sjögren's syndrome p < 0.001, OR = 3.25 with CI 95% = 1.8-5.6 and p = 0.004, OR = 4.0 with CI 95% = 1.4-10.9 respectively.
La presencia de artritis reumatoide y lupus eritematoso sistémico se asoció directamente con el diagnóstico de síndrome de Sjögren secundario positivo p < 0.001, OR = 3.25 con IC 95% = 1.8-5.6 y p = 0.004, OR = 4.0 con IC 95% = 1.4-10.9 respectivamente.