Human variation in the shape of the birth canal is significant and geographically structured

Proceedings of the Royal Society B Vol/Iss. 285(1889) The Royal Society Publishing Published In Pages: 1-9
By Betti, Lia, Manica, Andrea


Smaller females will have a larger than expected birth canal.


While there is a linear increase in body mass with birth canal size, linear regression does not show an effect of body mass on canal size.


Test NameSupportSignificanceCoefficientTail
Linear RegressionNot Supportedp = 0.835UNKNOWNUNKNOWN


Variable NameVariable Type OCM Term(s)
Birth Canal Size AssociationAnthropometry
Female Body Mass AssociationAnthropometry