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Effect of chest wall vibration on dyspnea during hypercapnia and exercise in chronic obstructive pulmonary disease
Cristiano LM, Schwartzstein RM
American Journal of Respiratory and Critical Care Medicine 1997 May;155(5):1552-1559
clinical trial
4/10 [Eligibility criteria: No; Random allocation: Yes; Concealed allocation: No; Baseline comparability: No; Blind subjects: No; Blind therapists: No; Blind assessors: No; Adequate follow-up: Yes; Intention-to-treat analysis: No; Between-group comparisons: Yes; Point estimates and variability: Yes. Note: Eligibility criteria item does not contribute to total score] *This score has been confirmed*

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