Table 3.
Pearson correlation analysis of pollutants
| Pollutants | PM2.5 | PM10 | SO2 | NO2 |
|---|---|---|---|---|
| PM2.5 | 1.00 | |||
| PM10 | 0.73* | 1.00 | ||
| SO2 | 0.60* | 0.33* | 1.00 | |
| NO2 | 0.57* | 0.39* | 0.53* | 1.00 |
*P < 0.05
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