Acute effects of fine particulate matter (PM2.5) on hospital admissions for cardiovascular diseases in Lanzhou, China: a time-series study

Environmental Sciences Europe

Table 3 Relative risk (95% CI) of daily hospital admissions for total and cause-specific CVD associated with a 10 μg/m³ increase in PM_2.5 with different lag days in Lanzhou during 2014–2019

Lag days	Total		IHD		HRD		HF		CD
Lag days	RR	95% CI	RR	95% CI	RR	95% CI	RR	95% CI	RR	95% CI
lag0	1.003	(0.994,1.013)	1.004	(0.992,1.015)	1.000	(0.987,1.013)	1.003	(0.990,1.016)	1.000	(0.990,1.010)
lag1	1.007	(0.998,1.017)	1.013	(1.001,1.025)	1.004	(0.990,1.017)	1.018	(1.005,1.038)	1.007	(1.001,1.018)
lag2	0.993	(0.983,1.003)	0.990	(0.978,1.002)	0.998	(0.984,1.011)	0.991	(0.977,1.004)	0.992	(0.982,1.002)
lag3	1.006	(0.997,1.016)	1.011	(1.000,1.023)	1.001	(0.988,1.014)	1.008	(0.995,1.022)	1.006	(0.996,1.016)
lag4	0.997	(0.987,1.006)	0.995	(0.984,1.007)	1.001	(0.988,1.014)	0.994	(0.981,1.007)	1.001	(0.992,1.011)
lag5	1.002	(0.992,1.012)	1.005	(0.993,1.017)	1.008	(0.995,1.021)	0.999	(0.985,1.013)	0.997	(0.987,1.007)
lag6	0.999	(0.989,1.010)	0.993	(0.980,1.005)	0.991	(0.977,1.005)	0.998	(0.984,1.012)	0.998	(0.988,1.009)
lag7	1.005	(0.996,1.015)	1.009	(0.998,1.021)	1.013	(1.001,1.026)	1.009	(0.996,1.022)	1.000	(0.991,1.010)
lag01	1.011	(1.001,1.020)	1.017	(1.005,1.028)	1.004	(0.990,1.017)	1.011	(0.998,1.025)	1.006	(0.997,1.017)
lag02	1.003	(0.993,1.014)	1.006	(0.994,1.019)	1.001	(0.987,1.016)	1.002	(0.987,1.017)	0.999	(0.988,1.010)
lag03	1.010	(0.998,1.021)	1.018	(1.004,1.032)	1.002	(0.986,1.018)	1.010	(0.994,1.026)	1.005	(0.993,1.017)
lag04	1.006	(0.994,1.018)	1.013	(0.999,1.028)	1.003	(0.986,1.019)	1.004	(0.987,1.021)	1.006	(0.994,1.019)
lag05	1.008	(0.995,1.021)	1.019	(1.003,1.034)	1.010	(0.993,1.028)	1.003	(0.985,1.020)	1.003	(0.990,1.016)
lag06	1.007	(0.994,1.020)	1.010	(0.995,1.027)	1.001	(0.983,1.019)	1.001	(0.983,1.019)	1.001	(0.988,1.015)
lag07	1.012	(0.999,1.025)	1.020	(1.004,1.036)	1.012	(0.997,1.032)	1.010	(0.992,1.028)	1.002	(0.988,1.015)