Table 2 Intraclass correlations between map-based assessment and the respective GPS parameters
From: Map-based assessment of older adults’ life space: validity and reliability
Map-based assessment of life space | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean distance from home (km) | Maximum distance from home (km) | Convex hull (km2) | Standard deviational ellipse (km2) | |||||||||||||
95% CI | 95% CI | 95% CI | 95% CI | |||||||||||||
GPS-based assessment of life-space | N | ICC | Lower | Upper | N | ICC | Lower | Upper | N | ICC | Lower | Upper | N | ICC | Lower | Upper |
Mean distance from home (km) | 37 | 0.42* | 0.11 | 0.66 | ||||||||||||
Maximum distance from home (km) | 37 | 0.72* | 0.52 | 0.84 | ||||||||||||
Convex hull (km2) | 37 | 0.19 | 0 | 0.47 | ||||||||||||
Standard deviational ellipse (km2) | 37 | 0.55* | 0.29 | 0.74 | ||||||||||||