Table 1.

Baseline characteristics

CharacteristicMen (n = 8)Women (n = 13)
Age (yr)36 ± 447 ± 5
White (%)8977
BMI (kg/m2)27 ± 229 ± 1
MAP (mmHg)b88 ± 385 ± 2
HRT or OC use (women only; %)N/A0
Smoker (n [%])0 (0)1 (8)
Fasting glucose (mg/dl)89 ± 387 ± 4
PRA (ng AngI/ml per h)0.32 ± 0.100.25 ± 0.05
Urine Na (mmol/24 h)348 ± 30294 ± 21
Urinary nitrate/nitrite (μM/mmol creatinine)56 ± 1056 ± 14
RPF (ml/min per 1.73 m2)b593 ± 22584 ± 31
RVR (mmHg/ml per min/1.73 m2)94 ± 694 ± 6
  • aData are means ± SE, unless otherwise indicated. AngI, angiotensin I; BMI, body mass index; HRT, hormone replacement therapy; MAP, mean arterial pressure; OC, oral contraceptive; PRA, plasma renin activity; RPF, renal plasma flow; RVR, renal vascular resistance.

  • b Mean of readings at t = −10 min, −5 min, and 0.