Quantification of subjective sleep quality in healthy elderly men and women using the Pittsburgh Sleep Quality Index (PSQI)

@article{Buysse1991QuantificationOS,
  title={Quantification of subjective sleep quality in healthy elderly men and women using the Pittsburgh Sleep Quality Index (PSQI)},
  author={Daniel J Buysse and Charles F. Reynolds and Timothy H. Monk and Carolyn C. Hoch and Amy L Yeager and David Jerome Kupfer},
  journal={Sleep},
  year={1991},
  volume={14 4},
  pages={331-8}
}
Subjective sleep quality deteriorates with aging, but the extent to which this is a product of age itself, as opposed to the medical or psychiatric problems associated with aging, has not been carefully studied. To investigate this issue, we examined the subjective sleep quality of 44 healthy subjects over 80 years of age (20 men, 24 women), and 35 healthy subjects [corrected] between the ages of 20 and 30 (23 men, 12 women) using the Pittsburgh Sleep Quality Index (PSQI). All subjects… CONTINUE READING
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