Fig. 3From: Effects of audio and visual distraction on patients’ vital signs and tolerance during esophagogastroduodenoscopy: a randomized controlled trialChanges in blood pressure from pre-distraction to post-EGD in the 4 groups. EGD, esophagogastroduodenoscopy; *p < 0.05; **p < 0.01; ***p < 0.005; ****p < 0.001Back to article page