HC Deb 18 February 1981 vol 999 c149W
Dr. Roger Thomas

asked the Secretary of State for Wales what were the perinatal and infant mortality rates, respectively, for each social class where babies were born into married households in each of the last five years.

Mr. Wyn Roberts

Information for 1975–78 is given in the table below. Data for earlier years are not readily available. Data for 1979 are not yet available, but will be published in an OPCSMonitor (series DH1).

Legitimate births by social class of father
I II III IV V
Perinatal mortality rate*
1975 17 17 16 21 27
1976 12 15 20 18 24
1977 16 16 17 17 20
1978 10 14 16 17 22
Infant mortality rate†
1975 13 12 12 15 20
1976 6 11 13 12 20
1977 10 11 12 14 16
1978 7 14 12 12 18
*Still-births and deaths in the first week of life per thousand total births.
† Deaths of infants under one year per thousand live births.

Source: Office of Population Censuses and Surveys.