Long-term survival in patients hospitalized for chronic obstructive pulmonary disease: a prospective observational study in the Nordic countries.

Int J Chron Obstruct Pulmon Dis · 2012 · PMC3459657 · PMID 23055707

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a nonsignificant trendno p-value reported

8 , 18 , 26 In the present study, there was a trend towards a U-shape with the lowest mortality in the overweight and a nonsignificant trend towards higher mortality in the obese group.

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