Table 1

Type of housing and the basic infrastructure of the cases' (n = 396) and neighbourhood controls'(n = 336) houses
Items
 Cases
 Neighbourhood Controls


n
 %
 n
 %
Type of housing



     Traditional
 209
 53
 212
 63
     Flat
 35
 9
 23
 7
     Favela
 121
 30
 77
 23
     Cortiço
 31
 8
 24
 7
Electricity



     Yes
 393
 99
 333
 99
     No
 3
 1
 3
 1
Water supply



     piped water
 382
 97
 330
 98
     public tap
 14
 3
 6
 2
Sewerage system



     mains sewers / septic tank
 282
 71
 255
 76
     Other
 114
 29
 81
 24
Toilet



     Family
 274
 69
 260
 77
     shared / none
 122
 31
 76
 23
N° of residents / n° of rooms



     <1.00
 40
 10
 45
 13
     1.00 – 1.49
 134
 34
 126
 38
     1.50 – 2.49
 108
 27
 98
 29
     ≥2.50
 113
 29
 67
 20
N° of residents / n° of bedrooms



     <3.00
 81
 21
 71
 21
     3.00–3.49
 91
 23
 88
 26
     3.50–4.99
 104
 26
 85
 25
     ≥ 5.00
 119
 30
 92
 28
N° of persons in the child's bedroom



     ≤2
 33
 8
 28
 8
     3
 121
 31
 119
 36
     ≥4
 242
 61
 189
 56

Cardoso et al. BMC Public Health 2004 4:19   doi:10.1186/1471-2458-4-19