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Table 2:

Preoperative rCBF in groups I and II

Baseline rCBF (mL/100 g/min)Postacetazolamide rCBF (mL/100 g/min)
IpsilateralPContralateralPIpsilateralPContralateralP
Group I39.9 ± 6.0NS41.5 ± 6.1NS44.8 ± 8.7*.00250.3 ± 9.7NS
Group II42.5 ± 5.042.6 ± 5.553.2 ± 8.8#55.5 ± 9.2
  • Note:—rCBF indicates regional cerebral blood flow. Groups I and II were determined by poststenotic blood flow below and above 3.5 mL/s, respectively. The differences between the values in groups I and II were analyzed by unpaired t test. NS indicates not significant.

  • * P < .0001,

  • # P < .05 versus contralateral rCBF, paired t test.