TABLE 3

Baseline catecholamine concentrations in patients with diabetes

Leg
Arm
Neuropathy, painNeuropathy, no painNo neuropathyNeuropathy, painNeuropathy, no painNo neuropathy
n966966
NEv (nmol/l)1.49 ± 0.171.15 ± 0.331.74 ± 0.331.66 ± 0.231.14 ± 0.221.93 ± 0.33
ΔNEAV (nmol/l)−0.17 ± 0.10*0.08 ± 0.120.14 ± 0.190.01 ± 0.170.07 ± 0.050.57 ± 0.37
AV-extraction epinephrine (%)40 ± 739 ± 1855 ± 1543 ± 854 ± 1029 ± 33
Blood flow (ml · dl−1 · min−1)1.07 ± 0.13*2.42 ± 0.251.91 ± 0.593.10 ± 0.643.44 ± 0.453.04 ± 0.74
DHPGv (nmol/l)4.01 ± 0.463.17 ± 0.374.30 ± 0.284.19 ± 0.473.32 ± 0.394.80 ± 0.54
ΔDHPGAV (nmol/l)−0.09 ± 0.08−0.91 ± 0.62−0.13 ± 0.180.09 ± 0.12−0.76 ± 0.770.36 ± 0.36
DOPAv (nmol/l)6.38 ± 0.48*7.34 ± 0.948.54 ± 0.537.16 ± 0.627.55 ± 0.588.46 ± 0.37
ΔDOPAAV (nmol/l)0.38 ± 0.15*1.18 ± 0.671.29 ± 0.391.15 ± 0.191.39 ± 0.331.20 ± 0.46
  • Data are means ± SE.

  • *

    * Significantly decreased in patients with neuropathy and pain compared with values in patients without neuropathy and without pain.

  • Significantly different in patients with neuropathy but not pain compared with values in patients without neuropathy and without pain.