Abstract:
The aim and background: The prevalence of consanguineous marriage is about 30 % in Iran and this can increase the probability of incidence of genetic impairments such as hearing impairments. Hearing impairment in comparison with other hereditary disorders is the most incident. The purpose of this survey is to identify the prevalence of consanguinity among the parents of sensoryneural hearing impaired students in Mashhad. Materials and methods: One hundred and forty parents of hearing impaired students in primary school and guidance school in Mashhad took part in the study. The questionnaire that consisted of some questions about the history of family and hearing loss was given to the mothers. After finishing the trend of research, the results were analyzed using the SPSS program. Results: The results showed that, in 61.4 % of people, consanguinity was present, which, first cousin consanguineous marriage was found among the parents of 43.6 % of the students and second cousin consanguinity was present in 17.9 % of them and there was significant relation between consanguineous marriage and having more than one disabled children in the family, as, 77.7% persons who had more than one handicapped child, had consanguineous marriage. Conclusion: According to prevalence of hearing impairment in consanguineous marriage that was measured 61.4% in this study, therefore, it seems essential, the prevention of hereditary hearing impairment. Consanguineous marriages is one of the cultural problems at present time, that may lead to some inherited disorders like hearing impairment so we should give enough information about the risk of consanguinity and its related outcomes to the involved people.
Machine summary:
Iranian Rehabilitation Journal, Vol. 8, No. 12, December 2010 Original Article Consanguineous marriage among the parents of hearing impaired students in Mashhad Seyyedeh Reyhaneh Amini Faculty of Rehabilitation Sciences, Tehran University of Medical Sciences, Tehran Iran Mohammad Kamali* Associate Professor, Rehabilitation Research Center, Faculty of Rehabilitation Sciences, Tehran University of Medical Sciences, Tehran Iran The aim and background: The prevalence of consanguineous marriage is about 30 % in Iran and this can increase the probability of incidence of genetic impairments such as hearing impairments.
The purpose of this survey is to identify the prevalence of consanguinity among the parents of sensory- neural hearing impaired students in Mashhad.
Prevalence of consanguineous marriage is about 40% in Iran and this can increases the probability of incidence of genetic disorders such as hearing impairments (1).
The purpose of this survey is to identify the prevalence of consanguinity among the parents of hearing impaired students in Mashhad.
The results of this study show that, first cousin consanguineous marriage was the most consanguinity in parents of hearing impaired children.
Relation between education of mothers and consanguinity rate / prevalence of consanguineous marriage in parents of hearing impaired children had been more considerable, for instance, consanguinity in Iran in comparison with American countries is very high, which, may leads to birth of children with genetic disorders (5).
Conclusions: Prevalence of consanguineous marriage is rather high in our country and it is seen more among parents of hearing impaired children noticeably.