The effect of sleep and nocturnal movement on stiffness, pain, and psychomotor performance in ankylosing spondylitis.

@article{Jamieson1995TheEO,
  title={The effect of sleep and nocturnal movement on stiffness, pain, and psychomotor performance in ankylosing spondylitis.},
  author={A H Jamieson and C. Alford and Howard A. Bird and Ian Hindmarch and Virginia F. Wright},
  journal={Clinical and experimental rheumatology},
  year={1995},
  volume={13 1},
  pages={73-8}
}
OBJECTIVE This study was carried out in order to assess whether AS patients are adversely affected by a "good" night's sleep accompanied by little nocturnal movement. METHODS Objective and subjective nocturnal movement, flexibility, stiffness, pain and psychomotor performance were measured in 22 subjects, 11 with ankylosing spondylitis and 11 controls. RESULTS A better sleep integrity with little nocturnal movement was related to a decrease in lumbar flexibility. Difficulty in awakening and… CONTINUE READING