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. 2011 Feb 23;66A(5):541–547. doi: 10.1093/gerona/glr008

Table 1.

Participant Characteristics

Young (n = 12) Old (n = 12)
Age, y 20.8 ± 2.2 77.4 ± 4.8
Height, m 1.75 ± 8.5 1.69 ± 8.5
Mass, kg 68.4 ± 6.9 72.2 ± 13.5
Body mass index, kg/m2 22.3 ± 1.5 24.9 ± 3.5
SPPB (1–12) 12.0 ± 0.0 11.7 ± 0.5
Standing VO2, mL·kg−1·min−1 4.4 ± 0.94 4.1 ± 0.62
Preferred walking speed, m/s 1.30 ± 0.14 1.21 ± 0.13

Notes: Values are mean ± SD. SPPB = Short Physical Performance Battery in which a score of 12 suggests no mobility impairments.