Barely Significant
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Nitro- and oxy-PAHs in grassland soils from decade-long sampling in central Europe.

Environ Geochem Health · 2022 · PMC9213387 · PMID 34415461

Europe PMCDOI
3
hedged sentences
0.0540
closest p · 1.1× alpha
0.9100
boldest claim

The sentences

close to significancep = 0.054so close (0.05 < p ≤ 0.1)
When comparing the TOC normalized concentrations, the two sites are different, not significantly but close to significance ( p = 0.054, Student’s t-test) (see Fig.

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an increasing trendp = 0.91not close (p > 0.1)
An increasing trend (not significant; p = 0.91, Neumann trend test) is seen for Σ 11+2 OPAHs and O-heterocycles at Mokrá-1 (Fig. 1 ).

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a decreasing trendno p-value reported
( 2015 ) only found a decreasing trend for light PAHs in Swiss soils between 1985 and 2013, while the concentration of the heavier PAHs almost stayed constant.

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