The Transylvania effect—the notion that certain patient behavior coincides with moon phases—was carefully tested during a 3-mo. summer period in 1969. Three non-reactive measures were employed and no significant results were found on any of them. It was concluded that a meaningful correlation between the moon phase and acting out behavior of mental patients did not exist and, therefore, did nor explain many unresolved problems in the area.
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References
1.
OsbornR. D.The moon and the mental hospital: An investigation of one area of folklore. Journal of Psychiatric Nursing, 1968, 6, 88–93.
2.
PokornyA. D.Moon phases, suicide and homicide. American Journal of Psychiatry, 1964, 121, 66–67.
3.
PokornyA. D.Moon phases and mental hospital admissions. Journal of Psychiatric Nursing and Mental Health Services, 1968, 6, 325–327.
4.
RosenthalR.RosnowR. S.Artifact in behavior research. New York: Academic Press, 1969.
