重度精神薄弱者に関する研究-3-東京都に於ける在宅重度精神薄弱者(成人)の成因に関する研究

概要

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In 86 profoundly retarded adults living at home, the very large (19.3 %) inbreeding coefficient was found among their parents and the morbidity was as small as 4.5 % among their brothers and sisters. The largest morbidity (38.1 %) was found with the first children, and it deceased according to the birth order. The smallest morbidity (18.8 %) was found with the fifth-birth children, however, the morbidity tended to be larger with the sixthbirth and less (30.0%) . As much as 26 of them were injured during the pre-natal period, including nine of hyperemesis gravidarum with serious malnutrition. Thirty-six of them were injured during the pen-natal period, and 16 of them suffered from neonatal asphyxia.<BR>Of the 86 retarded persons, 53 were congenital, 32 were acquired and one was unidentified. Out of the 53 congenital persons, six were Down's syndrome, six were congenital hydrocephalus, two were congenital microcephaly, one was West's syndrome and 38 were unidentified; two of the unidentified might be of physiologically mentally retarded. The direct causes of the acquired retardation were infection (24), head injury (3), epilepsy (3), malnutrition (1) and unidentified (1) .
学校法人昭和大学・昭和医学会の論文