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Table 3 Myocardial blood flow values according to paraoxonase genotype subgroups

From: Effects of paraoxonase activity and gene polymorphism on coronary vasomotion

Variable (n= 18) Group 1a
(n= 7)
Group 2b
(n= 5)
Group 3c
(n= 6)
p value*
Rest-MBF (mL/min/g) 1.2 ± 0.4 1.1 ± 0.3 1.0 ± 0.5 0.56
CPT-MBF (mL/min/g) 1.4 ± 0.5 1.5 ± 0.5 1.2 ± 0.3 0.48
MBF difference CPT-rest (mL/min/g) 0.2 ± 0.3 0.4 ± 0.3 0.2 ± 0.5 0.55
MBF difference CPT-rest (%) 18 ± 17 36 ± 16 40 ± 51 0.46
Stress-MBF (mL/min/g) 3.0 ± 0.8 2.5 ± 0.6 2.5 ± 0.6 0.33
MFR (1) 2.7 ± 0.7 2.4 ± 0.3 3.1 ± 1.1 0.35
  1. *p Values were calculated using one-way analysis of variance. aGroup1 = wild type + LM/QR heterozygotes; bgroup 2 = MM homozygotes; cgroup 3 = RR homozygotes. CPT, cold pressor test; MBF, myocardial blood flow; MFR, myocardial flow reserve; MM, methionine-methionine; RR, arginine-arginine.