Table 1 Subject Characteristics – Means (SD)
From: The effects of aging and activity on muscle blood flow
Differences by Group | Age Effects | |||||
|---|---|---|---|---|---|---|
Young Active | Young Inactive | Older Active | Older Inactive | Young | Older | |
Age (yrs) | 27.3 (6.0) | 21.3 (1.0) | 69.6 (6.5) | 76.8 (4.6) | 25.6 (5.8)* | 73.2 (6.5) |
Gender (Male: Female) | 7:3 | 4:5 | 5:3 | 4:4 | 11:8 | 9:7 |
Height (m) | 1.75 (0.08) | 1.77 (0.14) | 1.75 (0.09) | 1.71 (0.12) | 1.76 (0.10) | 1.73 (0.11) |
Weight (kg) | 67.8 (10.8) | 76.6 (18.6) | 79.6 (9.3) | 80.5 (17.4) | 70.8 (13.8) | 80.1 (13.5) |
BP Systolic/Diastolic (mmHg) | 124/68 | 120/68 | 138/78 | 140/76 | 122/68* | 139/77 |
Mean Arterial Pressure | 90 (10) | 84 (9)# | 98 (9) | 103 (18) | 89 (10)* | 101 (14) |
Heart Rate (BPM) | 54 (8)& | 68 (16) | 71 (8) | 73 (15) | 60 (14) | 72 (11) |
Lean Leg Vol. (cm3) | 1670 (372) | 1710 (446) | 1366 (245) | 1518 (308) | 1690* (390) | 1442 (280) |
Diameter (cm) | 0.68 (0.09) | 0.57 (0.09) | 0.63 (0.10) | 0.62 (0.13) | 0.63 (0.09) | 0.63 (0.11) |