EFFECTS OF POLYGYNY AND CONSANGUINITY ON HIGH FERTILITY IN THE RURAL ARAB POPULATION IN SOUTH JORDAN

2003 ◽  
Vol 35 (4) ◽  
pp. 513-526 ◽  
Author(s):  
SHUJI SUEYOSHI ◽  
RYUTARO OHTSUKA

Based on the authors’ interview survey for 608 randomly selected women of the rural Arab population in the South Ghor district of Jordan, this paper examined the effects of polygyny and consanguinity on high fertility, which was recognized as natural fertility. The prevalence of polygynous and consanguineous marriages was 28·0% and 58·1%, respectively, largely reflecting the population’s traditional marriage customs. The findings highlighted a significantly higher total marital fertility rate (TMFR) in the monogamous wives (10·5) than in the senior polygynous (8·1) and junior polygynous wives (8·6); the TMFR did not significantly differ among the wives of non-consanguineous, first-cousin and second-cousin marriages. The formation of polygynous marriage was decided by the husband, mostly as a result of his senior wife’s infecundity or sub-fecundity, and the age of the husband at marriage to his junior polygynous wife was high in many cases, leading to a decline in this wife’s fecundity.

2001 ◽  
Vol 28 (1) ◽  
pp. 1 ◽  
Author(s):  
Jesús J. Sánchez-Barricarte

In this paper, a critical analysis is made of some of the indices used in numerous historical studies on the decline of fertility. More concretely, it is demonstrated how the Total Marital Fertility Rate (TMFR) and the Ig and I’g indices of marital fertility designed by Coale (1986) not only are not good indicators of a population’s level of marital fertility, but also in some cases (for example, when there is an important delay in female mean age at marriage) can even indicate an increase in marital fertility when in reality it is decreasing. Likewise, a new index for measuring marital fertility (known as the Navarre Index) is presented which takes into account women’s average age at marriage as well as their mortality rate during their reproductive period.


1994 ◽  
Vol 26 (2) ◽  
pp. 235-241 ◽  
Author(s):  
R. Amin ◽  
A. Ahmed ◽  
J. Chowdhury ◽  
M. Kabir ◽  
R. Hill

SummaryA comparison of contraceptive and fertility data for 1985–91 with data for 1983 shows that fertility has continued to decline in Bangladesh, in all segments of society. The magnitude of decline varied according to educational level, region and urban–rural locality. The percentage decline in total marital fertility rate was somewhat higher among urban than rural residents; educated women showed greater declines than uneducated, increas-ing the overall educational differences in total fertility by 1991. Factors contributing to the recent decline in fertility are discussed.


2021 ◽  
Vol 16 (3) ◽  
pp. 385-393
Author(s):  
Mugia Bayu Raharja ◽  
Wisnu Fadila ◽  
Rahmadewi Rahmadewi

The results of the Indonesia Demographic and Health Survey (IDHS) in 2017 confirm that although the prevalence of contraception is quite high, the fertility rate in North Sumatera Province is still high. Fertility decomposition analysis has been used extensively to identify changes in fertility in various countries. This study was conducted to determine the pattern of changes in fertility decomposition in North Sumatra by using IDHS data in 2002/03 and 2017. The total fertility rate (TFR) from 2002 to 2017 in this province relatively remains the same, which is around 3 children per woman. There was a change in the proximate contribution of the determinant of fertility. Contraceptive use and effectiveness are the main contributors affecting the fertility rate in North Sumatra Province. The contribution of breastfeeding patterns has increased and marital patterns have decreased over a period of 15 years. The implementation of population and family planning programs in North Sumatra Province needs to be continuously improved to reach a TFR of 2.1 children per woman by 2024. Promotion of exclusive breastfeeding needs to be encouraged to extend the birth interval and reduce natural fertility. Prevention programs for child marriage and teenage pregnancy should be promoted.


Author(s):  
Abdul Aziz Jemain ◽  
Puzziawati Ab Ghani

Kertas ini menjejak perubahan fertiliti tujuh kumpulan kohot kelahiran. Penjejakan dilakukan dengan cara menggabung model fertiliti perkahwinan dan model umur perkahwinan. Kedua-dua model telah diusulkan oleh Coale dan Trusell. Kaedah regresi tak linear digunakan untuk menganggar parameter anu pada model. Didapati model yang dicadangkan mampu memadan data laporan kelahiran tahunan dengan baik. Berasaskan pemadanan ini didapati kadar fertiliti wanita Malaysia terus menurun. Kohot kelahiran selepas dekad lima puluhan mempunyai kadar fertiliti semulajadi 50 % kadar yang sepatutnya. Kajian ini juga menunjukkan purata umur wanita berkahwin terus meningkat. Purata tahun diambil untuk memasuki alam perkahwinan setelah seseorang mencapai umur minimum berkahwin meningkat dari tiga kepada empat tahun. Purata umur berkahwin bagi kohot muda sekitar 21 – 22 tahun manakala kohot tua sekitar 15 – 16 tahun. Kertas ini juga turut membincangkan bagaimana perubahan kegiatan ekonomi berperanan dalam mencorakkan perubahan yang dikesan. Kata kunci: Fertiliti, kadar fertiliti, jumlah kadar fertiliti, fertiliti semulajadi, umur berkahwin This paper attempts to trace fertility changes for seven birth cohorts. Both marital fertility model and model for age of marriage by Coale and Trussell are combined to trace the changes. Nonlinear regression technique is used to estimate the unknown parameters of the model. The model suggested is found to fit the yearly birth data well. Based on the model fitting, it is discovered that fertility rate among Malaysian women declines steadily. The post 50s birth cohorts have natural fertility rate of only half of the supposed rate. Average age of marriage among women is found to be on the increase. The study also reveals an increase from three years to four years, the average number of years required prior to entering marriage life after a woman reaches a minimum age of marriage. The younger cohorts´ average age of marriage is around 21 to 22 years whereas the older cohorts is around 15 to 16 years. This paper also discusses on how changes in economic activities are responsible to shape the pattern of changes traced. Key words: Fertility fertility rate, total fertility rate, age of marriage


2018 ◽  
Vol 15 (1) ◽  
pp. 16-29
Author(s):  
Stella Babalola ◽  
Joshua O. Akinyemi ◽  
Clifford O. Odimegwu

Abstract Nigeria has one of the highest fertility rates in Africa. Data from 2013 Demographic and Health Surveys indicate a virtual stagnation of fertility rate since 2003. Low contraceptive use and pronatalist attitudes are among the factors contributing to the high fertility rate in Nigeria. In this manuscript, we pooled data from three most recent waves of Demographic and Health Surveys to examine trends in demand for children over time and identify the factors associated with change in demand for children. The data show that demand for children has declined since 2003 although not monotonically so. Variables that were positively associated with increased likelihood of desiring no additional children were residence in the South-West (as opposed to residence in the North-Central), exposure to family planning (FP) messages on the mass media, number of children ever born, educational level, and urban residence. In contrast, uncertainty about fertility desire was more widespread in 2008 compared to 2013 although less widespread in 2003 than in 2013. The likelihood of being undecided about fertility desire was positively associated with discrepancies in family size desires between husband and wife, parity and Islamic religious affiliation. Programs should aim to increase access to effective contraceptive methods and promote demand for contraceptives as a way of fostering a sustainable reduction in demand for children. Furthermore, strategies that address uncertainty by fostering women’s understanding of the social and health implications of large family sizes are relevant.


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