Journal of Aging Research / 2021 / Article / Tab 3 / Research Article
Physical Performance in Older Cohorts: A Comparison of 81-Year-Old Swedish Men and Women Born Twelve Years Apart—Results from the Swedish Study “Good Aging in Skåne” Table 3 Results of walking speed test, number of steps, step test, chair stand test, and handgrip strength test. Comparison between two cohorts of 81-year-olds born 1920–22 and 1932–34 stratified by sex.
Physical test Cohort born 1920–22 Cohort born 1932–34 Men n Mean SD n Mean SD valueEffect sizea Walking 15 m Normal speed (m/s) 88 1.20 0.19 142 1.35 0.24 <0.001 0.69 Maximum speed (m/s) 88 1.52 0.26 139 1.72 0.32 <0.001 0.68 Walking 2 × 15 m Normal speed (m/s) 88 1.14 0.17 142 1.25 0.23 <0.001 0.54 Maximum speed (m/s) 88 1.43 0.28 139 1.57 0.29 0.001 0.49 Number of steps 2 × 15 m Normal speed (n ) 88 45.81 5.22 142 43.11 6.69 0.001 0.45 Maximum speed (n ) 88 42.11 5.04 139 39.27 5.79 <0.001 0.52 Step test (n ) 87 14.94 3.92 139 15.41 3.62 0.354 Chair stands (s) 87 12.81 3.90 131 10.64 3.03 <0.01 0.62 Handgrip strength (N ) 88 298.0 73.9 142 302.0 71.3 0.681 Women Walking 15 m Normal speed (m/s) 118 1.13 0.18 136 1.25 0.26 <0.001 0.53 Maximum speed (m/s) 118 1.37 0.23 130 1.55 0.32 <0.001 0.64 Walking 2 × 15 m Normal speed (m/s) 118 1.08 0.16 135 1.17 0.23 0.010 0.45 Maximum speed (m/s) 117 1.28 0.21 129 1.43 0.30 <0.001 0.57 Number of steps 2 × 15 m Normal speed (n ) 118 51.74 5.26 136 48.93 8.08 0.001 0.41 Maximum speed (n ) 118 48.51 6.38 130 45.37 6.90 <0.001 0.47 Step test (n ) 115 13.18 3.87 129 14.73 3.47 0.001 0.42 Chair stands (s) 116 14.02 5.74 122 11.38 3.21 <0.001 0.57 Handgrip strength (N ) 118 170.5 55.7 136 180.2 53.8 0.157
a Cohen’s d.