In Search of Human Placentophagy: A Cross-Cultural Survey of Human Placenta Consumption, Disposal Practices, and Cultural Beliefs

There are ethnographic accounts of human societies that are/were known to regularly practice maternal placentophagy.

Only one (0.005%) of the 179 societies described the practice of maternal placentophagy.

Test
Test Name	Support	Significance	Coefficient	Tail
Percentage Comparison	Not Supported	`UNKNOWN`	`UNKNOWN`	`UNKNOWN`

Variables
Variable Name	Variable Type	OCM Term(s)
Maternal Placentophagy	Dependent	Childbirth

Main Author	Published Year	Hypothesis	Supported	Variables Tested
Mace, Ruth	2003	Sex ratio at birth will be negatively correlated with maternal mortality ratio.	Supported	2	Cite Related Hypotheses More By Author
Young, Sharon M.	2010	There are ethnographic accounts of human societies that are/were known to regularly practice placentophagy by someone other than the mother.	Not Supported	1	Cite Related Hypotheses More By Author
Hines, Dwight	1974	"References to odors [in folktales was positively correlated with] age of weaning" (5)	Supported	2	Cite Related Hypotheses More By Author
Hines, Dwight	1974	"Age of independence training . . . correlated negatively with references to odor [in folktales]" (5)	Supported	2	Cite Related Hypotheses More By Author
Slater, Philip E.	1965	"There is a positive correlation between maternal sexual deprivation and male narcissism" (255)	Supported	2	Cite Related Hypotheses More By Author