Table 1.

Subject characteristics

Variable	Young (n = 8)	Older (n = 8)
Age, yr	27 ± 1	67 ± 2*
Height, cm	180.1 ± 2.8	178.3 ± 1.1
Body mass, kg	80.4 ± 5.2	83.0 ± 2.5
BMI, kg/m2	24.6 ± 1.0	26.1 ± 0.8
Systolic BP, mmHg	115 ± 3	128 ± 3*
Diastolic BP, mmHg	64 ± 2	76 ± 2*
Mean BP, mmHg	85 ± 1	94 ± 2*
Heart rate, beats/min	57 ± 4	63 ± 5

Values are means ± SE. BMI, body mass index; BP, blood pressure.

^*P < 0.05 compared with young.