Table 2 Residence characteristics of children by blood lead concentration
From: Blood Lead Concentrations in 1–3 Year Old Lebanese Children: A Cross-sectional study
Blood lead concentration (μg/L) | ||||
|---|---|---|---|---|
<100 (N = 242) | > = 100 (N = 39) | Total (N = 281) | P-value | |
n (%) | n (%) | n (%) | ||
Area of residence | ||||
Beirut | 114 (47.1) | 24 (63.2) | 138 (49.3) | 0.13 |
Suburbs of Beirut | 84 (34.7) | 11 (28.9) | 95 (33.9) | |
Outside Beirut | 44 (18.2) | 3 (7.9) | 47 (16.8) | |
Season | ||||
Winter (01–03) | 59 (24.4) | 6 (15.4) | 65 (23.1) | 0.02 |
Spring (04–06) | 59 (24.4) | 3 (7.7) | 62 (22.1) | |
Summer (07–09) | 42 (17.4) | 9 (23.1) | 51 (18.1) | |
Fall (10–12) | 82 (33.9) | 21 (53.8) | 103 (36.7) | |
Age of building (years) | ||||
<= 20 | 137 (60.6) | 16 (44.4) | 153 (58.4) | 0.07 |
> 20 | 89 (39.4) | 20 (55.6) | 109 (41.6) | |
Home last painted (years) | ||||
<= 3 | 160 (67.2) | 21 (55.3) | 181 (65.6) | 0.15 |
> 3 | 78 (32.8) | 17 (44.7) | 95 (34.4) | |
Dustiness of home | ||||
Very dusty | 85 (35.6) | 15 (38.5) | 100 (36.0) | 0.63 |
Moderately dusty | 53 (22.2) | 6 (15.4) | 59 (21.2) | |
Not/ a little dusty | 101 (42.3) | 18 (46.2) | 119 (42.8) | |
Frequency of dusting | ||||
Daily | 173 (73.3) | 24 (61.5) | 197 (71.6) | 0.13 |
Not daily | 63 (26.7) | 15 (38.5) | 78 (28.4) | |
Location of building | ||||
Main road | 92 (38.5) | 17 (43.6) | 109 (39.2) | 0.55 |
Side road | 147 (61.5) | 22 (56.4) | 169 (60.8) | |
Industry in same building* | ||||
Yes | 30 (12.9) | 9 (23.1) | 39 (14.3) | 0.09 |
No | 203 (87.1) | 30 (76.9) | 233 (85.7) | |
Traffic jam in area | ||||
Always/often | 134 (56.1) | 29 (74.4) | 163 (58.6) | 0.03 |
Rarely | 105 (43.9) | 10 (25.6) | 115 (41.4) | |
Nearby construction works | ||||
Yes | 140 (58.6) | 23 (59.0) | 163 (58.6) | 0.96 |
No | 99 (41.4) | 16 (41.0) | 115 (41.4) | |