Table 2.

Summary Statistics of Daily Mortality Counts in Xi’an, China, 2004–2008

	Death Counts, mean (SD)
	Whole Year	Heating	Nonheating
All causes
All ages	25.8 (9.6)	28.6 (10.4)	24.4 (8.9)
0–44 years	2.5 (1.9)	2.7 (1.9)	2.5 (1.9)
45–64 years	5.3 (3.1)	5.6 (3.1)	5.1 (3.0)
≥65 years	18.0 (7.6)	20.3 (8.3)	16.8 (6.9)
Sex
Female	10.2 (4.8)	11.5 (5.2)	9.6 (4.5)
Male	15.6 (6.4)	17.1 (6.9)	14.8 (6.1)
Cardiovascular	11.8 (5.8)	13.9 (6.4)	10.8 (5.1)
Coronary	6.2 (3.6)	7.5 (4.0)	5.6 (3.1)
Stroke	4.5 (2.7)	5.2 (2.9)	4.2 (2.6)
Respiratory	2.6 (1.9)	3.1 (2.2)	2.4 (1.8)
COPD	0.9 (1.0)	1.2 (1.2)	0.8 (0.9)

Abbreviations: COPD, chronic obstructive pulmonary disease; SD, standard deviation.