TABLE 2

Global MBF values

Rest (mL/min/g)CPT1 (mL/min/g)ΔCPT1 (SEM)CPT2 (mL/min/g)ΔCPT2 (SEM)
ParametermL/min/g%mL/min/g%
Pooled global MBF
 Uncorrected MBF1.07 ± 0.321.50 ± 0.36*0.44 ± 0.25 (0.05)45 ± 27 (6)1.43 ± 0.32*0.36 ± 0.26 (0.06)39 ± 33 (7)
 Corrected MBF1.47 ± 0.391.88 ± 0.40*0.41 ± 0.28 (0.06)31 ± 21 (5)†1.75 ± 0.38*0.28 ± 0.32 (0.07)23 ± 27 (6)†
Control subjects
 Uncorrected MBF0.91 ± 0.151.26 ± 0.07*0.35 ± 0.16 (0.05)42 ± 26 (8)1.25 ± 0.16*0.35 ± 0.25 (0.08)43 ± 35 (11)
 Corrected MBF1.34 ± 0.331.79 ± 0.37*0.45 ± 0.34 (0.11)37 ± 25 (8)1.70 ± 0.35‡0.36 ± 0.31 (0.10)30 ± 27 (9)
Smokers
 Uncorrected MBF1.23 ± 0.371.75 ± 0.37*0.52 ± 0.29 (0.09)47 ± 28 (9)1.60 ± 0.35*0.37 ± 0.29 (0.09)35 ± 33 (10)
 Corrected MBF1.61 ± 0.421.97 ± 0.42*0.36 ± 0.20 (0.06)25 ± 16 (5)1.80 ± 0.410.19 ± 0.31 (0.10)15 ± 26 (8)

  • ↵* P < 0.005 vs. MBF at rest.

  • ↵† P < 0.05 vs. corresponding uncorrected values.

  • ↵‡ P < 0.05 vs. MBF at rest.

  • ΔCPT = increase in MBF at CPT compared with rest.