Table 2.
Results from the multiple linear regression analysis on the association between blood lead and risk factors
| Risk factor | Coefficient β | 95% CI | p |
|---|---|---|---|
| Washing the workwear together with other clothes | 0.106 | - 0.018 – 0.229 | 0.093 |
| Use of lead glazed pottery | 0.033 | - 0.102 – 0.168 | 0.634 |
| Dyeing hair | - 0.016 | - 0.147 – 0.115 | 0.813 |
| Living near workplaces where lead is used | - 0.021 | - 0.197 – 0.156 | 0.818 |
| Living near mining zone | 0.237 | 0.006 – 0.468 | 0.044 |
| Living near battery workshop | - 0.016 | - 0.209 – 0.177 | 0.869 |
| Living near junkyard | - 0.079 | - 0.284 – 0.127 | 0.452 |
| Living near rubbish dump | 0.141 | - 0.060 – 0.342 | 0.169 |
| Living near straightening and painting workshop | 0.023 | - 0.172 – 0.218 | 0.819 |
| Pica behavior | 0.115 | - 0.032 – 0.261 | 0.124 |
| Living with someone who works with lead | 0.056 | - 0.071 – 0.183 | 0.387 |
| Living near painting store | 0.081 | - 0.167 – 0.329 | 0.521 |
| Living near printing office | - 0.120 | - 0.441 – 0.201 | 0.461 |
| Working in places where lead is used | 0.306 | 0.103 – 0.509 | 0.003 |
R2 = 0.082