TABLE 1.
Characteristics by Socioeconomic Stratum: Rio de Janeiro, Brazil, 2006
| Slum Sector, % (95% CI) | Poor Sector, % (95% CI) | Intermediate Sector, % (95% CI) | Rich Sector, % (95% CI) | |
| Educational level of household head | ||||
| Incomplete elementary school | 33.8 (26.0, 42.2) | 19.5 (13.6, 27.1) | 8.8 (5.0, 15.1) | 0.6 (0.1, 4.1) |
| Incomplete fundamental school | 38.3 (30.1, 47.3) | 27.4 (20.3, 35.9) | 15.1 (10.0, 22.0) | 4.9 (2.0, 11.8) |
| Incomplete secondary school | 17.7 (11.8, 25.8) | 22.9 (16.2, 31.3) | 13.7 (8.8, 20.7) | 2.5 (0.9, 6.9) |
| ≥ Complete secondary school | 10.2 (5.9, 17.2) | 30.2 (22.7, 38.9) | 62.5 (53.9, 70.3) | 92.0 (85.1, 95.8) |
| Household assets,a no. | ||||
| 0–3 | 23.5 (16.9, 31.8) | 11.4 (7.0, 17.8) | 4.9 (2.4, 9.7) | 0.6 (0.1, 4.2) |
| 4–7 | 73.8 (65.5, 80.7) | 75.4 (67.3, 82.1) | 62.7 (54.1, 70.5) | 25.7 (18.2, 35.0) |
| ≥ 8 | 2.6 (1.0, 7.1) | 13.2 (8.4, 20.2) | 32.4 (25.0, 40.9) | 73.7 (64.5, 81.2) |
| Residents per room in household, no. | 1.9 (1.7, 2.2) | 1.4 (1.3, 1.6) | 1.1 (1.0, 1.2) | 0.8 (0.7, 0.8) |
| Bathrooms in household, no. | ||||
| ≤ 1 | 92.2 (86.2, 95.7) | 83.8 (76.4, 89.2) | 66.4 (57.9, 74.0) | 18.1 (12.0, 26.4) |
| 2 | 6.4 (3.3, 12.1) | 15.0 (9.9, 22.2) | 28.9 (21.8, 37.2) | 36.9 (28.6, 46.0) |
| ≥ 3 | 1.4 (0.4, 5.6) | 1.2 (0.2, 6.6) | 4.7 (2.1, 10.2) | 45.0 (36.4, 53.9) |
Note. CI = confidence interval. The slum sector was composed of all slum census tracts, the poor sector was composed of all nonslum census tracts with mean monthly income less than or equal to US $350, the intermediate sector was composed of all census tracts with mean monthly income greater than US $350 and less than or equal to US $1000, and the rich sector was composed of all census tracts with mean monthly income greater than US $1000.
a
Sum of such items as refrigerator, television, stereo, washing machine, land-line telephone, cellular telephone, computer, microwave, dishwasher, and automobile.