Change in prevalence of restrictive lung impairment in the U.S. population and associated risk factors: the National Health and Nutrition Examination Survey (NHANES) 1988-1994 and 2007-2010.

Multidiscip Respir Med · 2015 · PMC4350975 · PMID 25745559

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hedged sentence

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closest p

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boldest claim

The sentences

an increasing trendno p-value reported

There was an increasing trend in the odds ratios with age, which was more pronounced in the moderate to more severe category.

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