Table 5.

Multiple regression models of peak increase in ACh-stimulated FBF

Partial r2 (%)Total r2 (%)βP
Model 1
    Hb10.510.5−0.2300.0001
    eGFR8.218.70.3600.0001
    gender6.525.20.2850.0001
    age2.828.0−0.1690.015
    BMI2.330.3−0.1540.020
Model 2
    HOMAIR15.315.3−0.2690.0001
    eGFR6.621.90.3490.0001
    gender7.429.30.2420.002
    hemoglobin3.632.9−0.2030.003
    age1.634.5−0.1380.041
Model 3
    CRP19.319.3−0.3080.0001
    HOMAIR11.330.6−0.2600.0001
    Hb4.735.3−0.1870.004
    eGFR2.437.70.2800.002
    age3.441.10.2240.011
  • Model 1 = Framingham variables plus eGFR and Hb; model 2 = model 1 plus HOMAIR; model 3 = model 2 plus CRP.