Figure 1.

Symptom-based screening flowchart in EPISER2016 for individuals not previously diagnosed with Rheumatoid Arthritis. RA rheumatoid arthritis. ¹Subject was questioned about pain with swelling that lasted more than 4 consecutive weeks in a row without any fall, blow or trauma, particularly in the hands, hips/groins, knees, ankles and feet, specifying if location was on the left side, right side or both. ²These questions were referred only to the areas previously referred to as painful. ³In the case of an affirmative answer, there was an additional question consulting if duration was greater than 30 min. ⁴Considered suggestive of RA: an affirmative answer to pain improvement with activity, plus a negative answer to improvement with rest.