Table 1.

Baseline characteristicsa

ParameterDiabetesHealthy
n3569
Age (yr)37.0 ± 2.036.0 ± 1.8
Gender distribution (male/female)12/2330/39
BMI (kg/m2)30.0 ± 1.0b26.7 ± 0.6
Baseline SBP (mmHg)127.0 ± 2.0118.0 ± 2.0
Baseline DBP (mmHg)72.0 ± 1.068.0 ± 1.0
SBP at peak RPF (mmHg)119.0 ± 4.0115.0 ± 2.0
DBP at peak RPF (mmHg)67.0 ± 1.066.0 ± 1.0
Duration of diabetes (yr)16.0 ± 4.0
Diabetes type (1/2)18/17
Hemoglobin A1C (%)7.3 ± 0.7
Fasting blood sugar (mg/dl)119.0 ± 8.0c67.0 ± 8.0
Serum creatinine (mg/dl)0.84 ± 0.060.75 ± 0.08
Serum sodium (mEq/L)139.0 ± 0.8137.0 ± 0.9
24-H urine sodium (mEq)242.0 ± 30.0236.0 ± 32.0
  • a Data are means ± SEM. BMI, body mass index; DBP, diastolic BP; RPF, renal plasma flow; SBP, systolic BP.

  • b P < 0.05.

  • c P < 0.01.