Fig. 4From: Ultrasound joint examination by an automated system versus by a rheumatologist: from a patient perspectiveComparing pain and discomfort by examination by respectively rheumatologist and ARTHUR. There was no difference in pain or discomfort between examination by a rheumatologist and by ARTHUR (p = 0.29 and p = 0.20, respectively). For details on which joint is affected by pain or discomfort, please see Additional file 1: Survey 1 and 2Back to article page