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Table 2 Association of self-reported physical capability with physical capacity tests in 1994. N = 2954

From: Cardiovascular and musculoskeletal health disorders associate with greater decreases in physical capability in older women

Physical capability (1994) Completely physically cabable N = 1471 Able to walk but not run N = 993 Able to walk up to 1000 m N = 192 Able to walk up to 100 m N = 28 Temporarily severely incapable N = 22 P-value
Years between received postal data and measurements. Min – max mean (SD) 0.51–3.9 0.52–3.49 0.53–3.38 0.74–3.10 0.64–3.22  
1.92 (0.76) 2.02 (0.75) 2.06 (0.75) 2.00 (0.69) 2.08 (0.71)
Able to squat down to the floor, N (%) 1243 (85.9) 614 (64.8) 87 (48.9) 3 (16.7) 11 (57.9) < 0.001
Able to stand on one foot for 10 s, N (%) 1402 (97.3) 893 (91.7) 143 (76.9) 9 (37.5) 18 (81.8) < 0.001
Mean knee extension force, kg (SD) 35.49 (0.147) 33.22 (0.237) 30.591 (1.190) 25.273 (12.444) 33.214 (9.777) < 0.001
Mean grip strength in dominant arm, kPa (SD) 74.901 (16.9) 67.704 (18.9) 66.542 (21.3) 57.571 (20.5) 67.818 (27.1) < 0.001