Pb biomarker/quantile | % Change in cortisol per 15 hours (95% CI) | β Coefficient (95% CI) |
---|---|---|
Blood Pb (n = 918) 2 |  |  |
Quintile 1 (0- < 1.8 µg/dL) | −77 (−79, −75) | Ref |
Quintile 2 (1.8- < 2.4 µg/dL) | −77 (−79, −75) | 0.00 (−0.06, 0.05) |
Quintile 3 (2.4- < 3.4 µg/dL) | −76 (−78, −73) | 0.03 (−0.03, 0.08) |
Quintile 4 (3.4- < 5.1 µg/dL) | −76 (−78, −73) | 0.02 (−0.03, 0.08) |
Quintile 5 (≥5.1 µg/dL) | −78 (−79, −75) | −0.01 (−0.06, 0.05) |
Continuous, per 2.5 µg/dL | N/A | 0.00 (−0.02, 0.02) |
Tibia Pb (n = 594) 3 |  |  |
Quantile 1 (<2 µg/g) | −77 (−79, −76) | Ref |
Quantile 2 (2- < 4.3 µg/g) | −79 (−82, −76) | −0.05 (−0.11, 0.02) |
Quantile 3 (4.3- < 6.7 µg/g) | −77 (−79, −73) | 0.00 (−0.07, 0.07) |
Quantile 4 (6.7- < 11.1 µg/g) | −77 (−80, −74) | −0.01 (−0.08, 0.06) |
Quantile 5 (≥11.1 µg/g) | −74 (−78, −71) | 0.04 (−0.03, 0.11) |
Patella Pb (n = 587) 3 |  |  |
Quantile 1 (<2 µg/g) | −78 (−79, −76) | Ref |
Quantile 2 (2- < 4.5 µg/g) | −77 (−80, −74) | −0.01 (−0.08, 0.05) |
Quantile 3 (4.5- < 7.8 µg/g) | −77 (−80, −74) | −0.01 (−0.08, 0.05) |
Quantile 4 (7.8- < 12.7 µg/g) | −79 (−81, −76) | −0.04 (−0.11, 0.03) |
Quantile 5 (>12.7-43.2 µg/g) | −73 (−76, −69) | 0.06 (−0.01, 0.12) |