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Table 3 Metrics of inequality in international availability of commercial geospatial data resources, relative to age-standardised all-cause mortality for 2015 in 183 countries

From: A cross-sectional ecological analysis of international and sub-national health inequalities in commercial geospatial resource availability

Index domain Commercial geospatial resource availability/quality measure Relative concentration index Slope index of inequality (95% confidence intervals)
Geocoding ESRI − 0.14 7.54 (6.47–8.61)
Pitney Bowes − 0.04 2.18 (0.66–3.69)
TomTom − 0.02 0.9 (− 0.70 to 2.49)
MapBox − 0.07 4.24 (2.77–5.71)
Loqate − 0.01 0.45 (− 1.12 to 2.03)
Geocoding domain − 0.07 3.21 (1.81–4.62)
Patient travel ESRI / HERE − 0.03 1.55 (0.05–3.06)
Google Maps − 0.06 3.24 (1.75–4.72)
MapBox − 0.07 7.79 (5.88–9.70)
iGeolise TravelTime − 0.05 7.25 (4.89–9.61)
TomTom − 0.01 0.32 (− 1.27 to 1.90)
Patient travel domain − 0.04 1.93 (0.47–3.39)
Neighbourhood characterisation Michael Bauer—average population per areal unit − 0.12 6.08 (4.89–7.27)
Michael Bauer—no. of areal attribute groups − 0.07 3.54 (2.14–4.94)
Geodemographic classification/demographic data availability (Experian Global & Cameo Worldwide; Maptitude) − 0.10 5.91 (4.56–7.25)
Neighbourhood characterisation domain − 0.13 6.39 (5.24–7.54)
Overall index Overall commercial geospatial resource quality/availability index − 0.08 4.01 (2.64–5.37)