Reduced daytime activity in patients with acquired brain damage and apathy:: A study with ambulatory actigraphy
Reduced daytime activity in patients with acquired brain damage and apathy:: A study with ambulatory actigraphy
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DOI:
10.1080/02699050500443467
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发表时间:
2006-02-01
期刊:
影响因子:
1.9
通讯作者:
Von Cramon, DY
中科院分区:
文献类型:
--
作者:
Müller, U;Czymmek, J;Von Cramon, DY
Primary objective: Apathy is difficult to assess in clinical practice. Ambulatory actigraphy was used with the aim to measure locomotor activity during the daytime as a correlate of self-initiated action in brain-damaged patients with apathy.Research design: Twenty-four patients with acquired brain damage and high levels of apathy or low levels of apathy as well as 12 healthy controls were investigated using a parallel group design.Methods and procedures: Apathy was diagnosed after clinical observation and evaluated with the apathy evaluation scale. Locomotor activity was measured with a wrist-worn actigraph over 3 days.Results: High apathy patients showed significantly reduced locomotor activity and more episodes of inactivity ( naps) during the daytime. Self-rated apathy correlated with daytime activity, nap frequency and cognitive ( executive) deficits.Conclusions: Ambulatory actigraphy is a promising method to evaluate self-initiated action in patients with apathy.