A study of infant mortality from linked records by birth weight, period of gestation, and other variables

Data is presented on mortality in the 1st year of life of infants born in 1960. Variables such as birth weight, period of gestation, age at death, color, sex, plurality, and age of mother are considered. An i ntroduction, discription of the study, limitations and qualifications of the data, and the analysis are included. The analysis is considered in terms of: 1) birth weight, color, sex, and age at death; 2) period of gestation, color, sex, and age at death; 3) birth weight, age of mother, plurality, color, and age at death; and 4) birth weight, period of gestation, color, and age at death. A list of 20 detailed tables is given.