sex ratio

(redirected from Birth ratio)
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Related to Birth ratio: Total fertility rate

sex ratio

n.
The proportion of males to females in a given population, usually expressed as the number of males per 100 females.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
Mr Tanoli said birth ratio of thalaessemia children was much higher in families where cousin marriages were taking placing in routine.
Azra Pechuho said that in drought hit areas food packages would be given and advisory service would also be provided to these pregnant women on how to control birth ratio, while Sindh Health Department had focused on institutionalised delivery system.
Dr Azra Pechuo said that in drought hit areas food packages would be given and advisory service would also be provided to these pregnant women on how to control birth ratio, while Sindh health department had focused on institutionalized delivery system.
Researchers add that extreme weather and subsequent environmental effects on Earth, such as droughts, will probably lead to human stress which is likely to affect the birth ratio as well.
In an article for Foreign Affairs magazine, Eberstadt says, "China will face a growing number of young men who will never marry due to the country's one-child policy, which has resulted in a reported birth ratio of almost 120 boys for every 100 girls.
Improvements made already included increasing the midwife to birth ratio, with plans to further extend this, improved provision of pain relief in A&E, and training staff in the use of Do Not Attempt Resuscitation Orders.
Since many families, particularly in rural areas, still subscribe to the traditional Chinese belief that a son is more valuable than a daughter, many parents have, over the past two decades, aborted female fetuses, leading to a birth ratio of someAaAaAeAeAaAeAeA 118AaAaAeAeAaAeAeA boys toAaAaAeAeAa girls.
In maternity, inspectors raised "serious concerns", including over a low midwife to birth ratio, and noted wards were closed regularly.
In addition, the report said the types of cancer were similar to those found amongst the Hiroshima survivors who were exposed to "ionizing radiation from the bomb and uranium in the fallout" and that an 18% fall in the male birth ratio (to 850 per 1000 female births, compared to the usual 1050) was similar to that seen after the Hiroshima atom bombing.
Addressing a meeting here on Wednesday, she said a birth ratio had been increased alarmingly during last two decades and if this pace of birth rate continued, the country might experience food dearth in years to come.
We calculated the expected number of female births by dividing the observed number of male births by the natural birth ratio of 105 male per 100 female births.