Fig. 1From: Predictive factors related to the progression of periodontal disease in patients with early rheumatoid arthritis: a cohort studyFlow chart of study protocol. ACR = American College of Rheumatology, ESR = Erythrocyte sedimentation rate, CRP = C-reactive protein, RF = Rheumatoid Factor, DAS28 = Disease Activity Score 28, SDAI = Simple Disease Activity Index, DMARDS = Disease-modifying antirheumatic drug, CAL = clinical attachment loss, PD = Pocket Depth, DKK = Dickkopf-related protein 1, HAQ = Health assessment questionnaire disability indexBack to article page