female:male ratio in K-3 kids

Christoph Gartmann GARTMANN at IMMUNBIO.MPG.DE
Thu Jan 11 02:43:02 EST 1996

In <4d1agg$rk8 at ccshst05.cs.uoguelph.ca> kcudding at uoguelph.ca writes:
> I dimly remember something from a biology class that more human males are 
> conceived than females, but that there is a higher attrition rate for 
> male fetuses. Perhaps medical techniques, improved nutrition etc are 
> helping more males survive?? Okay, maybe not!

At least here in Germany the ratio between male and female babies born is
around 105 to 100. Males tend to die earlier so at the age of 15 years it is
almost 100 to 100 and after the age of 35 there is a reasonable majority of

   Christoph Gartmann

| Max-Planck-Institut fuer      Phone   : +49-761-5108-465   Fax: -221       |
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