| All participants (N = 8,194) | Low allostatic loadb(N = 4,069) | High allostatic loadb(N = 4,125) | |||
---|---|---|---|---|---|---|
 | OR | 95% CI | OR | 95% CI | OR | 95% CI |
Elevated systolic blood pressure (≥ 140 mm Hg) c | ||||||
 Pb Exposure |  |  |  |  |  |  |
  Quintile 1 | 1.00 | Reference | 1.00 | Reference | 1.00 | Reference |
  Quintile 2 | 0.87 | 0.66, 1.15 | 0.81 | 0.55, 1.19 | 0.96 | 0.66, 1.38 |
  Quintile 3 | 1.00 | 0.76, 1.31 | 0.86 | 0.61, 1.21 | 1.20 | 0.82, 1.75 |
  Quintile 4 | 1.03 | 0.78, 1.37 | 0.88 | 0.56, 1.39 | 1.23 | 0.86, 1.76 |
  Quintile 5 | 1.23 | 0.92, 1.65 | 1.14 | 0.79, 1.66 | 1.40 | 0.99, 1.97 |
Test for trend | P = 0.06 | P = 0.24 | P = 0.03 | |||
Elevated diastolic blood pressure (≥ 90 mm Hg) d | ||||||
 Pb Exposure |  |  |  |  |  |  |
  Quintile 1 | 1.00 | Reference | 1.00 | Reference | 1.00 | Reference |
  Quintile 2 | 1.22 | 0.82, 1.81 | 0.85 | 0.45, 1.60 | 1.66 | 0.93, 2.95 |
  Quintile 3 | 1.56 | 1.11, 2.19 | 1.51 | 0.83, 2.75 | 1.67 | 0.97, 2.85 |
  Quintile 4 | 1.80 | 1.24, 2.60 | 1.73 | 0.96, 3.12 | 1.92 | 1.07, 3.47 |
  Quintile 5 | 1.77 | 1.25, 2.50 | 1.46 | 0.80, 2.68 | 2.28 | 1.33, 3.91 |
Test for trend | P = 0.0002 | P = 0.03 | P = 0.002 |