Doppler waveform analysis during provocative manoeuvres in the assessment for arterial thoracic outlet syndrome results in high false-positive rates; a cross-sectional study.

The pairwise comparisons of PSV showed that it only significantly differed between rest and position 2 (45° abducted) ( p = 0.009); changes in PSV in all other positions did not reach statistical significance ( p > 0.05).

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