Figure 4From: Tele-monitoring reduces exacerbation of COPD in the context of climate change–a randomized controlled trial Bar graph representing number of exacerbations (light grey), visits to the primary care physician (medium grey) and to the lung specialist (dark grey) in the Telegroup (TG, N = 32) versus the Control Group (CG, N = 30). Statistical significance is set at P < 0.05.Back to article page