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Fig. 2 | European Review of Aging and Physical Activity

Fig. 2

From: Map-based assessment of older adults’ life space: validity and reliability

Fig. 2

Illustration of different possibilities to quantify life space by area-related life-space indicators from GPS data (blue) as well as from data collected with the map-based assessment (orange): left – convex hull; right – standard deviational ellipse. Map-based assessment data were weighted by the number of visits per location for calculation of the standard deviational ellipse

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