Table 7.

Statistics and correlation analysis results of the four periods in November.

Periods	Average PM2.5 Density	Average Negative Emotion Index	Correlation Coefficient	Significance Index
02 November–07 November	49.67	23.17	0.614	0.195
12 November–17 November	51.50	9.50	0.229	0.662
18 November–23 November	181	57.33	0.887	0.018
25 November–30 November	155.33	59.00	0.735	0.096