Table 3.
Relationship between hemoglobin with PM2.5 quintiles in children aged 6 to 59 months.
| PM2.5 (μg/m3) | Sample (n) | Crude coefficient | 95% CI | Adjusted coefficient | 95% CI |
|---|---|---|---|---|---|
| 1Q: (<18.23) | 27757 | 1.0 | 1.0 | ||
| 2Q: (18.23–20.25) | 27865 | 0.005 | −0.011–0.021 | −0.017 | −0.033–0.0001 |
| 3Q: (20.26–24.96) | 27952 | −0.006 | −0.023–0.009 | −0.006 | −0.024–0.0121 |
| 4Q: (24.97–28.84) | 27876 | −0.044 | −0.06–(−0.027) | −0.026 | −0.046–(−0.005) |
| 5Q: (28.85–51.00) | 27918 | −0.042 | −0.058–(−0.025) | −0.048 | −0.073–(−0.023) |
Linear regression model adjusted by age, gender, stunting, season, poverty, months, year, and Lima zone. Bold values denote statistical significance.