From neural plate to cortical arousal-a neuronal network theory of sleep derived from in vitro "model" systems for primordial patterns of spontaneous bioelectric activity in the vertebrate central nervous system.

Brain Sci · 2013 · PMC4061857 · PMID 24961426

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

a strong trendno p-value reported

Both groups did show, however, a strong trend towards a relatively high percentage of spikes in between the bursts.

also in 5,725 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.