2.2 Significant differences exist in population health status between different regions

Life expectancy in China in 2005 was 73.0 years , 74.8 years and 72.2 years in urban and rural areas respectively .The same trend was also found in the difference between urban and rural mortality of children under 5 years old , with 7.3 ‰ and 20.1 ‰ in u ......