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Table 1 Comparison of pocket Doppler and vascular laboratory measurement of brachial and ankle blood pressures

From: Pocket Doppler and vascular laboratory equipment yield comparable results for ankle brachial index measurement

  Pocket Doppler Vascular laboratory equipment
Probe 8 MHz 8 MHz
Cuff inflation/deflation Manually Automatically
SBP cut-off point • Audible signal • Visual and audible signal
  • View the manometer at the time of the first sound • Adjustable line placed on the monitor
  • Rapid response with immediate determination of the cut-off point • Line is precisely positioned retrospectively