Table 3– Pearson correlation coefficients of short- and long-term air pollution concentrations

	PM_2.5 birth address	Soot birth address	NO₂ day of R_int measurement	PM₁₀ day of R_int measurement	Black smoke day of R_int measurement	NO₂ day before R_int measurement	PM₁₀ day before R_int measurement	Black smoke day before R_int measurement
NO₂ birth address	0.93*	0.96*	0.55*	0.01	0.07	0.57*	0.03	0.09^#
PM_2.5 birth address		0.97*	0.49*	0.00	0.07	0.51*	0.03	0.10*
Soot birth address			0.53*	0.01	0.08^#	0.55*	0.04	0.10*
NO₂ day of R_int measurement				0.47*	0.60*	0.84*	0.25*	0.49*
PM₁₀ day of R_int measurement					0.86*	0.34*	0.55*	0.69*
Black smoke day of R_int measurement						0.45*	0.52*	0.82*
NO₂ day before R_int measurement							0.37*	0.56*
PM₁₀ day before R_int measurement								0.72*

PM_2.5: particles with a diameter of <2.5 μm; R_int: interrupter resistance; PM₁₀: particles with a diameter of <10 μm. *: p<0.05; ^#: p<0.10.