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. 2011 Sep;32(8):1552–1559. doi: 10.3174/ajnr.A2546

Table 1:

Comparison of the PD between flow measurements from QMRA and the flow probe at different flow ranges

Flow (mL/min) No. of Measurements PD (± SE) (%) Mean Flow Rate (mL/min)
20–79 13 9.4 ± 2 34
80–179 14 13.3 ± 2 134
180–350a 8 9.7 ± 2 274
>350a 25 3.2 ± 0.5 584
a

Flows obtained without induced stenosis.