Sex Ratio, Poverty, and Concurrency Among Men and Women in the United StatesAdaora Adimora, MD, MPH
For women in the middle SBR category the risk was similar after full adjustment with HR 1.04 (1.03–1.06). Risk of all-cause mortality in men and women in relation to sex ratio at birth Men born in years with the lowest SRB category had slightly increased total mortality compared to the ...
One possible explanation for this may be an oestrogen effect during reproductive years increasing the risk of autoimmune disease in women [169]. The age of onset for AQP4 antibody-associated NMOSD ranged from 2 to 86 years and had a mean of 41.7 years (95% CI 38.5–43.8) when only AQP4 ...
The shortage of women is more acute in Punjab, Haryana, and Rajasthan than that in other states. There are reports of some villages in Rajasthan with no female births in decades (ref. 9, p 46). The consequences of millions of men not being able to find a mate are given below. It ...
Because women are more likely than men to use social status as a criterion in mate selection, evolutionary theory has led to the hypothesis that higher proportions of males will be born to parents of high social status than to parents of low status. To date, the research that has tested th...
Thus, DLB seems to be close to both AD and PDD clinically and neuropathologically, and the sex ratio in DLB is unclear, with a slight predominance of either men or women, whereas it appears that men are predominant in PDD and that AD is more common in women. To better describe the ...
It follows from a number of theoretical models of marriage that the scarcer women are relative to men, i.e., the higher the sex ratio, the less married women are likely to participate in the labor force. Such sex ratio effects may be stronger among less educated women. These predictions ...
Similarly, a study on church rank in Mormons in the US found that women married to high ranking men were more likely to have sons than women married to lower ranking men [33]. Almond & Edlund (2007), who used education as one indicator of condition, found that better educated women had...
Sex ratio appears to influence behavior by increasing the intensity of same-sex competition for mates. Accordingly, a scarcity of women led people to expect men to spend more money during courtship, such as by paying more for engagement rings. These findings demonstrate experimentally that sex ...
In terms of twin pregnancy, few studies have discussed the sex ratio and relevant influencing factors due to its complex sex constitute. A retrospective study in China found that multiple delivery has no impact on sex ratio26. However, our findings indicated that women undergoing ICSI have trend...