Figure 5From: Validation of actigraphy to assess circadian organization and sleep quality in patients with advanced lung cancer Actigraphy pattern of two patients who had normal and abnormal PSQI Global Sleep Scores. The 24 hr pattern of activity of a lung cancer patient who had an overall PSQI Global Sleep Score of 2 (normal, upper curve) is more rhythmic than the flattened daily activity pattern of a patient who scored 21 (abnormal, lower curve) on the overall PSQI Global Score.Back to article page