Table 1.
Country (n = 37) summaries.
| Assets-based wealth index | Brightness of night time lights (NTL) | Distance (km) to NTL | Distance to nearest BTL pixel | |||||
| Country | Source | Survey Year | Number of Admin1 units (n = 338) | Mean (standard deviation) | Mean (standard deviation) | Mean (standard deviation) | Mean (standard deviation) | % area covered by NTL |
| Angola | MICS | 2001 | 18 | -1.02 (0.80) | 0.0357 (0.9587) | 89.98 (50.77) | 71.86(36.23) | 0.31 |
| Benin | DHS | 2001 | 6 | -0.29 (0.86) | 0.2398 (2.1562) | 38.43 (26.68) | 25.41(16.50) | 2.16 |
| Burkina Faso | DHS | 2003 | 13 | -0.97 (0.69) | 0.1292 (1.7804) | 40.28 (29.25) | 32.90(17.24) | 0.99 |
| CAR | DHS | 1994–5 | 17 | -1.54 (0.82) | 0.0097 (0.4832) | 213.89 (111.01) | 163.71(44.66) | 0.10 |
| Chad | DHS | 2004 | 9 | -1.13 (1.07) | 0.0061 (0.3419) | 220.48(114.45) | 133.85(47.42) | 0.07 |
| Comoros | DHS | 1996 | 3 | -0.48 (0.20) | 0.8398 (2.4499) | 6.59(5.89) | 7.07(5.31) | 12.29 |
| Congo | DHS | 2005 | 4 | 1.38 (1.57) | 0.0393 (1.0331) | 82.44(40.53) | 57.02(20.28) | 0.31 |
| DRC | MICS | 2001 | 11 | -0.75 (0.93) | 0.0287 (0.8941) | 152.98(94.61) | 123.63(65.11) | 0.23 |
| Egypt | DHS | 2000 | 26 | 3.45 (1.16) | 1.9321 (8.1347) | 76.02(74.41) | 16.37(13.99) | 12.18 |
| Ethiopia | DHS | 2000 | 11 | -0.89 (1.38) | 0.0541 (0.9639) | 70.8(44.60) | 53.85(29.15) | 0.54 |
| Gabon | DHS | 2000 | 5 | 1.23 (1.59) | 0.0786 (1.4102) | 52.26(32.34) | 49.32(31.26) | 4.02 |
| Gambia | MICS | 2000 | 6 | 0.9 (1.49) | 0.3702 (2.5203) | 16.42(9.94) | 13.97(8.04) | 3.76 |
| Ghana | DHS | 2003 | 10 | 0.62 (1.41) | 0.8348 (4.1937) | 17.13(14.66) | 13.92(10.23) | 7.65 |
| Guinea | DHS | 2005 | 8 | -0.70 (1.20) | 0.1335 (1.5688) | 36.51(22.37) | 31.89(17.33) | 1.30 |
| Kenya | DHS | 2003 | 8 | 0.20 (1.75) | 0.1775 (1.8377) | 63.22(41.51) | 38.64(23.23) | 1.72 |
| Lesotho | MICS | 2000 | 10 | -0.12 (0.56) | 0.4178 (2.8363) | 23.08(15.62) | 22.05(10.27) | 3.58 |
| Madagascar | DHS | 2003–4 | 6 | -1.06 (1.09) | 0.0393 (0.8856) | 84.13(47.13) | 74.18(38.23) | 0.36 |
| Malawi | DHS | 2000 | 3 | -0.73 (0.05) | 0.5109 (3.1261) | 20.94(15.55) | 20.66(13.18) | 4.83 |
| Mali | DHS | 2001 | 7 | -0.37 (1.43) | 0.0271 (0.7588) | 188.99(165.15) | 78.45(49.63) | 0.24 |
| Morocco | DHS | 2003–4 | 7 | 2.89 (0.55) | 1.0878 (5.0683) | 18.59(16.89) | 15.73(12.61) | 8.79 |
| Mozambique | DHS | 2003 | 11 | -0.64 (1.03) | 0.0624 (1.2019) | 71.55(43.71) | 62.02(33.21) | 0.54 |
| Namibia | DHS | 2000 | 13 | 1.73 (1.91) | 0.0799 (1.2678) | 61.71(43.14) | 55.30(33.97) | 0.75 |
| Niger | DHS | 1998 | 8 | -1.11 (0.91) | 0.0203 (06527) | 155.43(95.34) | 94.36(53.57) | 0.22 |
| Nigeria | DHS | 2003 | 6 | 0.39 (0.74) | 0.5254 (3.2639) | 27.94(26.51) | 25.30(21.27) | 4.54 |
| Rwanda | MICS | 2000 | 12 | -1.00 (0.83) | 0.3252 (2.7895) | 25.26(16.20) | 21.14(8.37) | 2.53 |
| Sao Tome and Principe | MICS | 2000 | 2 | 0.78 (0.18) | 1.1627 (4.2087) | 34.11(51.85) | 84.42(7.50) | 10.02 |
| Senegal | MICS | 2000 | 10 | 0.46 (1.21) | 0.2337 (2.2721) | 34.77(25.89) | 21.26(13.28) | 2.49 |
| Sierra Leone | MICS | 2000 | 4 | 0.58 (1.13) | 0.0349 (0.6409) | 40.03(19.65) | 31.78(15.43) | 0.43 |
| Somalia | MICS | 2006 | 18 | -1.67 (0.88) | 0.0097 (0.3541) | 112.97(59.56) | 104.62(39.20) | 0.10 |
| South Africa | DHS | 1998 | 9 | 2.20 (1.19) | 1.6346 (6.4894) | 22.42(42.23) | 15.87(23.57) | 13.45 |
| Sudan | MICS | 2000 | 16 | -0.50 (0.78) | 0.0774 (1.311) | 129.60(104.62) | 83.93(52.13) | 0.87 |
| Swaziland | MICS | 2000 | 4 | 1.75 (0.67) | 1.8261 (5.3554) | 7.56(6.28) | 7.55(5.91) | 17.28 |
| Tanzania | DHS | 1999 | 9 | -0.73 (0.87) | 0.096 (1.3980) | 59.90(38.57) | 46.27(28.37) | 0.86 |
| Togo | MICS | 2000 | 5 | -0.16 (0.20) | 0.428 (2.9724) | 22.85(15.63) | 22.45(13.81) | 3.70 |
| Uganda | DHS | 2000–1 | 4 | -0.74 (0.68) | 0.1649 (1.9448) | 46.21(28.16) | 43.77(24.73) | 1.39 |
| Zambia | DHS | 2001–2 | 9 | -0.06 (1.55) | 0.1684 (1.9745) | 49.93(28.42) | 46.34(26.96) | 1.30 |
| Zimbabwe | DHS | 1999 | 10 | 1.06 (2.55) | 0.4490 (3.2131) | 32.09(22.92) | 23.92(15.74) | 4.17 |
Showing type and year of national surveys used to constructing asset indices: the mean (standard deviation) of asset indices; brightness of night time lights; distance to the nearest light pixel; and the percentage of area covered by NTL at the Administrative1 level units.
CAR = Central African Republic
DRC = Democratic Republic of Congo (formerly Zaire)
DHS = Demographic and Health Surveys
MICS = Multiple Indicator Cluster Surveys