From: Environmental assessment of pediatric Lead exposure in Tehran; a prospective cross-sectional study
Environmental characteristics | N | Median BLL (IQR) | P-value | |
---|---|---|---|---|
Reconstruction in 6 month | no | 29 | 8.5 (5.7–23.6) | 0.326 |
yes | 1 | 25 (NA) | ||
Building painting in 6 month | no | 26 | 8.7 (5.8–23.6) | 0.807 |
yes | 4 | 15.1 (5.5–28.9) | ||
Industrial zone | no | 15 | 6.2 (5.3–12.9) | 0.038 |
yes | 15 | 16.4 (6.8–27.1) | ||
Building’s paint type | Oil | 26 | 8.8 (5.8–24.2) | 0.737 |
Plastic (acrylic) | 4 | 7.5 (5.3–25.1) | ||
Building’s Pipe material | Metal | 14 | 12.1 (6–25.9) | 0.352 |
Non-metal | 15 | 6.8 (5.5–12.9) | ||
both | 1 | 25 (NA) | ||
Habit of excessive Spice consumption in family | No | 28 | 9 (5.9–24.7) | 0.157 |
Yes | 2 | 5.7 (NA) | ||
both | 1 | 25 (NA) | ||
Spice Packaging | Hygiene Pack | 6 | 24.1 (6.7–26.9) | 0.280 |
Bulk-sale | 16 | 7.9 (5.6–14.5) | ||
Both | 8 | 7.6 (5.2–28.9) | ||
Residence duration | 0–3 y | 18 | 8.7 (6.1–24.4) | 0.990 |
4–6 y | 5 | 6.2 (5.5–44.1) | ||
>  7 y | 7 | 11.2 (5.2–25) |