Table 3 Multiple linear regression: The Association between characteristics of the participants and blood lead levels. Kinshasa Lead Study, DR Congo, 2003-2004

Variable

B

p-value

(Intercept)

117.987

<0.001

Age

-0.579

<0.001

Sex (0 = Female, 1 = Male)

7.708

0.109

Occupation related to gasoline*

58.821

< 0.001

R² = 0.160

For adults ≥ 18 years old (n = 287)

Variable

B

p-value

(Intercept)

86.774

<0.001

Age

2.226

0.435

Sex (0 = Female, 1 = Male)

2.255

0.734

Occupation related to gasoline*

64.815

<0.001

R² = 0.246