Phase contrast mapping MRI measurements of global cerebral blood flow across different perfusion states - A direct comparison with <sup>15</sup>O-H<sub>2</sub>O positron emission tomography using a hybrid PET/MR system.

J Cereb Blood Flow Metab · 2019 · PMC6890999 · PMID 30200799

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highly significantno p-value reported

Overall, a highly significant positive correlation of PCM MRI with 15 O-H 2 O PET across all states was observed.

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borderline significanceno p-value reported

The agreement of PCM MRI with 15 O-H 2 O PET for the quantification of absolute gCBF changes from baseline to hyperventilation and after ACZ was in general poorer, with weak correlation and borderline significance ( Table 4 and Figure S3).

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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.