From: The geography and carbon footprint of mobile phone use in Cote d’Ivoire
Grid | Intensity | Small population | Large population | ||
---|---|---|---|---|---|
a | 95% CI | a | 95% CI | ||
5 km × 5 km | number of calls | 0.05 | [−0.04,0.13] | 0.87 | [0.70,1.03] |
duration of calls | 0.06 | [−0.02,0.14] | 0.86 | [0.70,1.02] | |
10 km × 10 km | number of calls | 0.06 | [−0.05,0.17] | 1.00 | [0.77,1.23] |
duration of calls | 0.08 | [−0.03,0.18] | 1.01 | [0.78,1.23] | |
20 km × 20 km | number of calls | 0.27 | [0.11,0.43] | 1.24 | [0.91,1.57] |
duration of calls | 0.28 | [0.12,0.43] | 1.27 | [0.93,1.60] |