Table 1 Characteristics of households surveyed in Cairo city (n = 3,622)
Overall (n = 3,622) | Main study with 3 health hazards (n = 2,603) | Validation study with 2 health hazards (n = 1,019) | |
|---|---|---|---|
Characteristics of household heads | |||
Male, No. (%) | 3,029 (83.6) | 2,184 (83.9) | 845 (82.9) |
Age, mean (SD), yr | 49.8 (12.2) | 49.7 (12.2) | 50.1 (12.2) |
Education, No. (%) | |||
Primary school | 986 (27.2) | 717 (27.6) | 269 (26.4) |
Secondary school | 1,455 (40.2) | 1,041 (40.0) | 414 (40.6) |
University | 1,181 (32.6) | 845 (32.4) | 336 (33.0) |
Main occupation, No. (%) | |||
Public sector employee | 930 (25.7) | 669 (25.7) | 261 (25.6) |
Private sector employee | 897 (24.7) | 639 (24.5) | 258 (25.3) |
Own business | 619 (17.1) | 444 (17.1) | 175 (17.2) |
Retired/housewife | 1,176 (32.5) | 851 (32.7) | 325 (31.9) |
Health status, mean (SD), VAS score | 76.7 (16.9) | 76.5 (16.8) | 77.2 (17.3) |
Characteristics of households | |||
Number of adults, mean (SD) | 3.0 (1.5) | 3.0 (1.5) | 2.9 (1.5) |
Number of children, mean (SD) | 1.0 (1.2) | 1.0 (1.2) | 1.0 (1.3) |
Monthly income, mean (SD), EGP | 521 (369) | 520 (364) | 522 (383) |
New rental, No. (%) | 443 (12.2) | 327 (12.6) | 116 (11.4) |
Bimonthly water bill, mean (SD), EGP | 12.8 (9.7) | 12.9 (9.8) | 12.8 (9.6) |
Diseases related to health hazards, No. (%)* | |||
Hepatitis C virus | 238 (7.2) | 189 (7.3) | 49 (7.2) |
Unsafe water | 681 (20.7) | 528 (20.3) | 153 (22.5) |
Outdoor air pollution | 1,186 (36.2) | 948 (36.4) | 238 (35.3) |
Air quality at time of interview | |||
Monthly Particulate Matter PM10, mean (SD), μg/m3 | 239 (62) | 239 (62) | 239 (64) |
24 h SO2, mean (SD), μg/m3 | 30.1 (12.2) | 31.1 (12.5) | 29.9 (11.4) |