Association of comorbid anxiety and depression with chronic obstructive pulmonary disease.

Lung India · 2018 · PMC5760864 · PMID 29319031

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did not reach statistical significanceno p-value reported

Although 6MWD and postbronchodilator FEV1 were lesser in the comorbid group, the difference did not reach statistical significance.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.