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Table 1 A comparative overview of phase contrast MRI parameters in females and males

From: Is cerebral spinal fluid flow associated with body mass index and head circumference in healthy children? A phase contrast magnetic resonance imaging study

GenderPeak velocity (cm/sn)Mean velocity (cm/sn)Forward flow volume (ml)Reverse flow volume (ml)Net volume (ml)Mean aqueductal area (mm2)
Male (n = 75)5.67 ± 2.910.86 ± 0.740.017 ± 0.0140.012 ± 0.0180.011 ± 0.017*1.99 ± 1.00
Female (n = 62)5.23 ± 2.760.62 ± 0.430.010 ± 0.0120.010 ± 0.0150.005 ± 0.006*1.93 ± 0.90
Total (n = 137)5.47 ± 2.840.75 ± 0.630.015 ± 0.0130.011 ± 0.0170.008 ± 0.0131.96 ± 0.95
  1. *Statistically significant; p = 0.002