ARPKD is one of the commonest inheritable infantile cystic renal diseases but is far less common than the autosomal dominant polycystic disease (ADPKD), which affects adults. The incidence is estimated at ~1:20,000-50,000 6,9. There is no perceived gender or racial predilection.
Why the female of the species is more bendy than the male. By DAVID DERBYSHIRE. Last updated at 12:25 13 December 2007. It has been obvious to anyone watching Strictly Come Dancing that women tend to be more flexible than men. For every supple Flavia Cacace, there's a slightly more stiff and awkward Gethin Jones. Now scientists think they know the answer why. A study suggests that females have a stronger and more bendy, lower back than males. Scroll down for more ... The differences evolved over millions of years to let expectant mothers stay mobile during pregnancy without the weight of a baby causing them to topple over.
In other words, the pay of women relative to men probably stayed constant not in spite of, but because of, the increase in the female labor force. There is another, complementary reason why the gender gap in earnings was stagnating at the same moment that the gender gap in employment was narrowing. As more and more women entered the labor market, many of the new entrants had very little job market experience and few skills.