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Individual patient changes in symptom scores, n = 15, with some symptom scores overlapping. a Dyspnea scores were unchanged between baseline conditions and the use of either HFNT or NIV. b Compared to baseline conditions, both NIV and HFNT reduced comfort scores, *p < 0.05 (versus baseline), HFNT high-flow nasal therapy, NIV noninvasive ventilation. Dyspnea and comfort scores: (dyspnea: 0 = no dyspnea, 10 = maximal dyspnea. Comfort: 0 = maximal discomfort, 10 = very comfortable), n = 15
