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Exposure description and correlation matrix of air pollutants at the LSOAs level (N = 42,619 LSOAs)
| Pearson’s correlation coefficient | ||||||||
|---|---|---|---|---|---|---|---|---|
| NO2 (µg/m3) | SO2 (µg/m3) | PM10 (µg/m3) | PM2.5 (µg/m3) | Mean | SD | Median | Interquartile range | |
| NO2 (µg/m3) | 1.00 | 15.80 | 7.47 | 14.91 | 9.69 | |||
| SO2 (µg/m3) | 0.36 | 1.00 | 1.89 | 1.26 | 1.59 | 1.06 | ||
| PM10 (µg/m3) | 0.76 | 0.28 | 1.00 | 14.38 | 3.18 | 14.53 | 4.32 | |
| PM2.5 (µg/m3) | 0.79 | 0.31 | 0.97 | 1.00 | 9.76 | 2.40 | 9.88 | 3.30 |
Strong correlations with a correlation coefficient ≥ 0.70 are highlighted in bold
