Effects of health intervention programs and arsenic exposure on child mortality from acute lower respiratory infections in rural Bangladesh

Table 1 Sample characteristics

	Treatment	Comparison	p value
Bari person-years (children <2 years)
Mean (SD)	13.7 (13.3)	14.6 (16.6)	0.018
Arsenic (µg/L)
Mean (SD)	186.9 (183.0)	253.1 (225.3)	0.001
Higher socioeconomic status
N (%)	2046 (62.9)	1937 (56.3)	0.001
Cost distance to clinic
Mean (SD)	2225.4 (1161.8)	5864.8 (2224.4)	0.001
Population density (population in 1993 per sq. km)
Mean (SD)	2500.0 (2143.9)	2812.5 (1633.9)	0.001
N	3251	3442

Descriptive comparisons of bari characteristics of the treatment and comparison areas within Matlab, Bangladesh. Tests of differences based on two sample t-tests or Chi squared, as appropriate. Data source: icddr,b, Matlab Health and Demographic Surveillance System

ISSN: 1476-072X