Table 2.

The average excessive length of stay (days, 95%CI) attributed to air pollution in different patient communities

	PM2.5	PM10	SO2	NO2	CO
Top1%	0.7457 (0.6617,0.8298)	0.693 (0.6029,0.7831)	0.6587 (0.5651,0.7523)	0.6792 (0.5821,0.7763)	0.8157 (0.72,0.9114)
Top5%	0.8807 (0.7986,0.9628)	0.8207 (0.7331,0.9082)	0.8504 (0.759,0.9419)	0.8763 (0.7794,0.9731)	1.04 (0.9454,1.1345)
Top10%	0.8807 (0.7986,0.9628)	0.8207 (0.7331,0.9082)	0.8504 (0.759,0.9419)	0.8763 (0.7794,0.9731)	1.04 (0.9454,1.1345)
Top15%	1.1373 (1.0528,1.2218)	1.0629 (0.9764,1.1495)	1.1815 (1.0954,1.2676)	1.0251 (0.9325,1.1177)	1.2928 (1.2034,1.3822)