Table 4.

Estimated attributable proportion (AP) expressed as percentage and number of excess cases in a year due to short-term exposure to TSP, PM ₁₀ and PM _2.5

	Relative risk	Baseline incidences	Estimated attributable portion percentage*	Estimated number of excess cases*
	Mean*
	TSP
Total mortality	1.003(1.002-1.007)	543.5	3.9(2.6-8.6)	327(221–725)
Cardiovascular mortality	1.002(1–1.006)	497	2.63(0–7.5)	202(0–575)
Respiratory mortality	1.008(1.004-1.018)	66	9.7(5.1-19.5)	99(52–199)
Hospital admissions for respiratory diseases	-----	-----	-----	-----
Hospital admissions for chronic obstructive pulmonary disease	1.0044(1–1.0094)	101.4	5.6(0–11.3)	88(0–176)
Hospital admissions for cerebrovascular disease	-----	-----	-----	-----
	PM10
Total mortality	1.006(1.004-1.008)	543.5	4.3(2.9-5.7)	363(246–478)
Cardiovascular mortality	1.009(1.005-1.013)	231	6.4(3.6-8.9)	227(130–319)
Respiratory mortality	1.013(1.005-1.02)	48.4	8.9(3.6-13)	67(27–98)
Hospital admissions for respiratory diseases	1.008(1.0048-1.0112)	1260	5.7(3.5-7.8)	1107(680–1515)
Hospital admissions for chronic obstructive pulmonary disease	-----	-----	-----	-----
Hospital admissions for cerebrovascular disease	1.009(1.006-1.013)	436	6.3(4.3-8.9)	428(291–601)
	PM2.5
Total mortality	1.015(1.011-1.019)	543.5	4.3(3.2-5.4)	360(267–450)
Cardiovascular mortality	-----	-----	-----	-----
Respiratory mortality	-----	-----	-----	-----
Hospital admissions for respiratory diseases	-----	-----	-----	-----
Hospital admissions for chronic obstructive pulmonary disease	-----	-----	-----	-----
Hospital admissions for cerebrovascular disease	-----	-----	-----	-----

*Mean (lower-upper).