The psychological aspects of patients with delayed sleep phase syndrome (DSPS).

@article{Shirayama2003ThePA,
  title={The psychological aspects of patients with delayed sleep phase syndrome (DSPS).},
  author={Masako Shirayama and Yukihiko Shirayama and Hideharu Iida and Masaaki Kato and Naofumi Kajimura and Tsuyoshi Watanabe and Masanori Sekimoto and Shuichiro Shirakawa and Masako Okawa and Kiyohisa Takahashi},
  journal={Sleep medicine},
  year={2003},
  volume={4 5},
  pages={427-33}
}
OBJECTIVE The current study attempts to define the psychological features of patients with delayed sleep-phase syndrome (DSPS). METHOD We administered the Yatabe-Guilford test (Y-G test), Minnesota Multiphasic Personality Inventory (MMPI), Picture-Frustration study (P-F study) and Rorschach test to two groups, one of patients with DSPS (case group) and the other of people without psychiatric symptoms or insomnia (control group). RESULTS Overall, the results of the tests indicate that… CONTINUE READING
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