Fig. 1From: Liuzijue Qigong vs traditional breathing training for patients with post-stroke dysarthria complicated with abnormal respiratory control: study protocol of a single center randomized controlled trialFlow diagram of the study. Pulmonary function during speech will be tested and graded according to the FDA [25]: a--No difficulty; b--Inhalation or exhalation not smooth or is shallow; c--Marked interruptions of inhalation or exhalation, or difficulty of inhaling deeply; d--little control rate of inspiration or expiration- short of breath may appear. More consistently impaired than c; e--Patient unable to attempt task. No controlBack to article page