Table 4.
OR (95% CI) of hypertension by blood lead quartiles (μg/dL)
| Model 1 | Model 2 | |
|---|---|---|
| Blood lead (μg/dL) | ||
| Quartile 1 (≤1.32) | 1.00 (reference) | 1.00 (reference) |
| Quartile 2 (1.32–1.93) | 0.22 (0.02–2.97) | 0.11 (0.01–1.59) |
| Quartile 3 (1.93–2.76) | 0.58 (0.42–8.22) | 0.40 (0.02–6.87) |
| Quartile 4 (>2.76) | 2.28 (1.12–4.66) | 2.54 (1.17–5.53) |
| p-Trend | <0.001 | 0.003 |
| 90th – 10th percentile | 2.62 (1.40–4.91) | 2.77 (1.41–5.46) |
Model 1 was adjusted for sex (male, female), age (40–49, 50–59, ≥60), race (white, no white), education (0–3, 4–7, 8–11 and 12 or more years of study), income (classes A/B, C, D/E; according to Associação Brasileira de Empresas de Pesquisa, 2012) and antihypertensive medication (yes, no)
Model 2 was further adjusted for continuous total cholesterol (<200 μg/dL, ≥200 μg/dL), triglycerides (<150 μg/dL, ≥150 μg/dL), glycemia (<100 μg/dL, ≥100 μg/dL), smoking status (never, current and former), alcohol intake (yes, no) and body mass index, continuous (kg/m2)