The consanguineous marriage phenomenon, particularly the first-cousin marriage type, had been common among different Arab societies and it was even regarded as integral to their culture. The purpose of our study was to determine the prevalence and trends of first-cousin marriage types over a period of two generations among Arab society in Israel. A specially designed questionnaire was used to s...

Fertility rates in Pakistan have remained consistently high over the past three decades. While numerous studies have examined sociodemographic determinants, the role of biological factors, and particularly consanguinity, has received little attention, even though marriage between close biological relatives continues to be the norm in Pakistan. Reproductive behaviour among women in consanguineou...

OBJECTIVE To investigate the rate of neural tube defects (NTDs) and their relation to gender, maternal age, consanguineous marriage, season, and drug consumption in Birjand, Iran. METHODS This research was carried out on 16,785 live or stillborn newborns in Birjand, Iran from April 1997 to December 2001. RESULTS The rate of NTDs was 2.97 per 1000. This rate was 1.97 per 1000 in males, and 3...

Objectives: 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 stude...

objectives: 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 stude...

OBJECTIVE To investigate the influence of consanguineous marriage on male factor infertility in Lebanon, where rates of consanguineous marriage remain high (29.6% among Muslims, 16.5% among Christians). DESIGN Clinic-based, case-control study, using reproductive history, risk factor interview, and laboratory-based semen analysis. SETTING Two IVF clinics in Beirut, Lebanon, during an 8-month...