Table 5 Comparison of supermarket and limited-service restaurant detected visits to GIS-based exposures based on two buffer sizes
From: Use of individual Google Location History data to identify consumer encounters with food outlets
Spearman coefficient | Spearman p-value | Cohen's Kappa | Cohen's Kappa p-value | |
|---|---|---|---|---|
Supermarkets (within 1 km) | 0.577 | < 0.001 | 0.049 | 0.310 |
Supermarkets (within 2.5 km) | 0.521 | < 0.001 | 0.105 | 0.028 |
Limited-Service Restaurants (within 1 km) | 0.584 | < 0.001 | 0.105 | 0.012 |
Limited-Service Restaurants (within 2.5 km) | 0.457 | < 0.001 | 0.138 | 0.005 |