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Factor analysis of subjectively reported sleep habits, and the nature of insomnia

Published online by Cambridge University Press:  09 July 2009

M. W. Johns
M. W. Johns
Affiliation:
Monash University Medical School, Alfred Hospital, Melbourne, Australia
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Synopsis

Factor analysis was performed on variables used to describe subjectively the sleep habits of three groups of subjects—male patients, female patients, and medical students. Similarities in the six factors from each analysis indicate the existence of dimensions of variation which are common to normal sleep habits and insomnia.

Type
Research Article
Information
Psychological Medicine , Volume 5 , Issue 1 , February 1975 , pp. 83 - 88
Copyright
Copyright © Cambridge University Press 1975

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References

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