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Fig. 2 | BMC Pulmonary Medicine

Fig. 2

From: The impact of high-flow nasal cannula oxygen therapy on exercise capacity in fibrotic interstitial lung disease: a proof-of-concept randomized controlled crossover trial

Fig. 2

Trend graph of each variable during CWRET. Horizontal axis = endurance time; Vertical axis = individual variable (SpO2, heart rate [HR], Borg dyspnea scale, and Borg leg fatigue scale); Solid line = mean value (error bar represents 95% CI); Dotted line = only 1 patient

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