International Journal of Health Geographics

Table 1 Home and dynamic daily exposures to PM10, PM2.5, and NO2 per population group

From: Comparison of static and dynamic exposures to air pollution, noise, and greenness among seniors living in compact-city environments

	PM10				PM2.5				NO2
	Home^a	Dynamic^b	Diff. %^c	p^d	Home^a	Dynamic^b	Diff. %^c	p^d	Home^a	Dynamic^b	Diff. %^c	p^d
Total (N = 113)	25.64	25.90	1.00	0.006	16.17	17.16	5.77	0.000	37.55	38.05	1.33	0.036
Sex
Men (N = 55)	25.71	26.17	1.74	0.001	16.27	17.21	5.47	0.000	37.23	37.91	1.77	0.022
Women (N = 58)	25.57	25.64	0.29	0.559	16.07	17.11	6.05	0.000	37.84	38.19	0.92	0.357
Age
65 to 74 y.o. (N = 58)	25.85	25.89	0.14	0.808	16.17	17.07	5.25	0.000	37.93	38.29	0.96	0.315
75 + y.o. (N = 55)	25.41	25.91	1.92	0.000	16.16	17.25	6.32	0.000	37.14	37.79	1.73	0.036
Urban layout
Expansion (N = 91)	25.80	26.20	1.53	0.000	16.50	17.50	5.69	0.000	38.05	38.60	1.41	0.042
Sprawl (N = 6)	23.69	22.48	− 5.37	0.259	14.16	15.20	6.81	0.022	31.20	31.41	0.67	0.838
Historic District (N = 16)	25.43	25.42	− 0.03	0.923	15.01	15.94	5.89	0.000	36.98	37.39	1.09	0.227
Income
High (N = 68)	25.75	26.05	1.15	0.000	15.68	16.52	5.13	0.000	39.08	39.37	0.76	0.384
Low (N = 45)	25.48	25.68	0.79	0.173	16.88	18.08	6.61	0.000	35.33	36.14	2.24	0.001
Density
High (N = 107)	25.74	26.08	1.30	0.000	16.28	17.26	5.72	0.000	37.89	38.41	1.36	0.025
Low (N = 6)	23.69	22.48	− 5.37	0.259	14.16	15.20	6.81	0.022	31.20	31.41	0.67	0.838

^aResidence-based exposure measured on a 600 m street-network buffer from the geocoded participant’s address
^bDynamic-based exposure measured on walking Daily Path Areas
^cDifference between Home and Dynamic exposures as a percentage of home exposure
^dPaired samples t-test

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ISSN: 1476-072X

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