11.   Prior to World War I, infant mortality rates in the workhouses were more than double the rate for the entire population.

12.   Tampa General Hospital created a subsidiary to combat infant mortality.

13.   The correlation between infant mortality and fertility has not been well documented.

14.   The Decline of infant mortality makes it easier to accept the idea of smaller family size.

15.   The effect of short spacing on infant mortality seems to be loosely associated with the overall level of infant mortality.

16.   The relationship between maternal age and infant mortality stands not only across countries and populations but also with passing time.

17.   There continued to be striking regional and social class variations in infant mortality and in life expectancy at later ages.

18.   There has been a sharp rise in infant mortality since the drought began.

19.   These are also the areas with high infant mortality rates, child accidents, morbidity rates and low school attainment rates.

a. + mortality >>共 112
infant 38.04%
high 9.82%
maternal 7.82%
highest 4.29%
higher 3.99%
lower 2.15%
increased 1.99%
overall 1.53%
excess 1.53%
lowest 1.23%
infant + n. >>共 213
mortality 21.51%
son 14.31%
daughter 10.41%
formula 5.98%
death 3.82%
child 2.34%
industry 2.17%
seat 2.17%
girl 1.73%
care 1.56%
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