. 2023 Jun 30;11:1208514. doi: 10.3389/fpubh.2023.1208514

Table 3.

The estimated RRs with 95% CIs for daily non-accidental deaths in emergency department visits associated with a 10 μg/m³ increment in air pollutant concentrations (5 μg/m³ in SO₂, 0.5 mg/m³ in CO) in two-pollutant models.

Two-pollutant models	Adjust for	RR (95% CI)
PM_2.5 (lag 04)	-	1.008 (1.001, 1.016)^a
	+SO₂	1.008 (1.000, 1.016)^a
	+O₃	1.009 (1.001, 1.017)^a
PM₁₀ (lag 05)	-	1.007 (1.001, 1.013)^a
	+SO₂	1.007 (1.001, 1.013)^a
	+O₃	1.007 (1.001, 1.013)^a
	+CO	1.006 (0.999, 1.012)
SO₂ (lag 04)	-	1.054 (1.009, 1.100)^a
	+PM_2.5	1.051 (1.003, 1.101)^a
	+PM₁₀	1.048 (1.002, 1.096)^a
	+O₃	1.054 (1.009, 1.101)^a
	+CO	1.048 (1.001, 1.097)^a
NO₂ (lag 04)	-	1.038 (1.013, 1.063)^b
	+O₃	1.040 (1.015, 1.065)^b
O₃ (lag 05)	-	1.032 (1.011, 1.054)^b
	+PM_2.5	1.034 (1.013, 1.056)^b
	+PM₁₀	1.035 (1.013, 1.056)^b
	+SO₂	1.033 (1.012, 1.054)^b
	+NO₂	1.037 (1.016, 1.059)^b
	+CO	1.035 (1.013, 1.056)^b
CO (lag 04)	-	1.034 (1.004, 1.066)^a
	+PM₁₀	1.030 (0.999, 1.063)
	+SO₂	1.034 (1.004, 1.066)^a
	+O₃	1.036 (1.005, 1.067)^a

^ap < 0.05.

^bp < 0.01.