Table 3.

URR by mean blood flow (n = 259)

Blood Flow (ml/min)% of PatientsURR (% ± SD)% with URR <65%a
<2501.971.8 ± 11.440.0
250 to 3008.670.5 ± 10.722.7
301 to 35039.773.5 ± 7.37.8
351 to 40038.575.2 ± 6.16.1
>40011.373.1 ± 7.713.8
Total100.073.8 ± 7.510.0
  • a Percentage within blood flow grouping.