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Table 5 Pearson correlation coefficients between paired assessments of physical performance and physical activity (PA) at home and in the research center according to different subgroups of participants

From: Assessing physical performance and physical activity in large population-based aging studies: home-based assessments or visits to the research center?

  Walking speedHandgrip strengthPA of at least moderate intensityTotal upright posture
  NRNRNRNR
Age75 years4300.63***4270.85***2250.41***2420.40***
80 years2880.65***2850.85***1350.43***1530.15
85 years1740.74***1760.86***750.36**840.29**
SexMale3850.68***3790.73***1760.31***1950.27***
Female5070.69***5090.68***2590.50***2840.32***
MMSE score25–307860.68***7850.86***3850.40***4280.29***
≤241030.73***1000.79***490.52***500.35*
ADL limitationNo7800.65***7760.85***3900.40***4300.29***
Yes970.81***990.86***440.56***470.37**
Mobility deviceNo6990.62***7020.84***3520.37***3830.31***
Yes1860.71***1840.87***800.45***930.25*
Neighborhood mobilityDaily5540.62***5520.85***2690.32***2930.16*
Less frequent3360.74***3350.86***1660.45***1850.44***
CESD score0–157450.67***7410.85***3750.42***4100.30***
≥161340.74***1360.89***560.49***630.25*
SeasonWinter2000.63***1970.84***1030.46***1150.30**
Spring1920.65***1890.85***760.36**900.28**
Summer1920.78***1910.89***890.53***960.41***
Autumn3080.68***3110.85***1740.34***1790.24**
  1. MMSE Mini-Mental State Examination, ADL Activities of Daily Living, and CES-D Center for Epidemiologic Studies for Depression
  2. *p < .05, **p < .01, ***p < .001