Respiratory Muscle Strength in Patients With Chronic Obstructive Pulmonary Disease.

Ann Rehabil Med · 2017 · PMC5608674 · PMID 28971051

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a decreasing trendno p-value reported

Both parameters showed a decreasing trend, but the differences between each stage were not statistically significant, except between stages 2 and 3 ( Table 5 ).

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an increasing trendno p-value reported

However, when patients were divided into either a mild-to-moderate group (stage 1 or 2), or a severe-to-very severe group (stage 3 or 4), the mMRC and CAT scores showed an increasing trend with increasing disease severity ( Table 6 ).

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