Experimental investigation of the influence of friction, surface roughness and material hardness on the external load factor in threaded joints.

PLoS One · 2026 · PMC12768235 · PMID 41490080

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

practically significantno p-value reported

Therefore, surface roughness is a practically significant parameter that needs to be investigated.

also in 1,558 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.