Long-term trends in visibility and at Chengdu, China.

PLoS One · 2013 · PMC3715545 · PMID 23874802

Europe PMC DOI

hedged sentences

—

closest p

—

boldest claim

The sentences

an increasing trendno p-value reported

Although an increasing trend in VR was obvious after the introduction of the Eleventh Five-Year Plan, the average VR was still low compared to historical levels.

also in 63,971 other papers

a decreasing trendno p-value reported

Investments in environment management increased significantly during this period, and the API exhibited a decreasing trend.

also in 47,180 other papers

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.