Research Article

Evaluating Stable Chronic Obstructive Pulmonary Disease by Ultrasound

Figure 3

Box and whisker plot. Lung Sil R (mm), Lung Sil L (mm), Ant M-mode R (mm), Ant M-Mode L (mm), and Ant B-Mode R (mm) values in patients with COPD in accordance with GOLD classification in 95% confidence interval.