Table 3 Comparison of the families and household characteristics among the three areas evaluated in the cohort study, Belo Horizonte, Minas Gerais, Brazil
Variable | AI 2006 | AI 2008 | AI 2010 | P-value |
|---|---|---|---|---|
n (%) | n (%) | n (%) | ||
Number of residences | 142 (35.7) | 143 (35.9) | 113 (28.4) | |
Education level of the household head | ||||
Higher education (in course or completed) | 15 (10. 6) | 7 (4.9) | 27 (23.9) | 0.001 |
High-school (completed) | 60 (42.3) | 77 (53.9) | 51 (45.1) | |
Foundation (completed) | 28 (19.7) | 26 (18.2) | 16 (14.2) | |
Primary school (completed) | 22 (15.5) | 30 (21.0) | 13 (11.5) | |
Iliterate | 17 (11.9) | 3 (2.10) | 6 (5.31) | |
Socio-economic class (BMMW) | ||||
A1, A2 and B1 (20.8 to 4.2) | 16 (11.3) | 18 (12.6) | 30 (26.6) | 0.001 |
B2 (4.1 to 2.5) | 33 (23.2) | 41 (28.7) | 44 (38.9) | |
C1, C2 and D (2.4 to 1.1) | 93 (65.5) | 84 (58.7) | 39 (34.5) | |
Chickens | ||||
Present | 20 (14.1) | 18 (12.6) | 10 (8.9) | 0.43 |
Absent | 122 (85.9) | 125 (87.4) | 103 (91.2) | |
Dogs | ||||
Present | 75 (52.8) | 80 (55.9) | 60 (53.1) | 0.85 |
Absent | 67 (47.2) | 63 (44.1) | 53 (46.9) | |
Peridomiciliar plants | ||||
Present | 107 (75.4) | 98 (68.5) | 87 (77.0) | 0.15 |
Absent | 33 (23.24) | 45 (31.47) | 26 (23.0) | |
Neighbourhood trees | ||||
Present | 92 (64.8) | 89 (62.2) | 75 (66.4) | 0.78 |
Absent | 50 (35.2) | 54 (37.8) | 38 (33.6) | |
Rubble | ||||
Present | 55 (38.7) | 39 (27.3) | 29 (25.7) | 0.06 |
Absent | 85 (59.9) | 101 (70.6) | 84 (74.3) | |
Gully | ||||
Present | 46 (32.4) | 28 (19.6) | 24 (21.2) | 0.07 |
Absent | 95 (66.9) | 115 (80.4) | 88 (77.9) | |
Waste | ||||
Present | 18 (12.7) | 18 (12.6) | 21 (18.6) | 0.21 |
Absent | 122 (85.9) | 125 (87.4) | 92 (81.4) | |