Improving physical movement during stroke rehabilitation: investigating associations between sleep measured by wearable actigraphy technology, fatigue, and key biomarkers

Table 3 Relationship between post-stroke sleep and motor function

Motor test	Leeds sleep evaluation questionnaire					Philips Actiwatch
	Going to sleep ‘r’	Quality of sleep ‘r’	Awakening from sleep ‘r’	Behavior following awakening ‘r’	Total ‘r’	Sleep onset latency ‘r’	Total sleep time ‘r’	Number of awakenings ‘r’	Wake after sleep ‘r’	Sleep efficiency ‘r’
Grip strength, kgs
Hemiplegic	-0.22	-0.08^†	-0.35	-0.19	-0.30	0.201	-0.309	-0.109	0.091	-0.242
Non-hemiplegic	-0.26	-0.22^†	-0.48*	0.01	-0.33	0.348	-0.173	0.087	-0.113	-0.237
Box and block test, blocks per s
Hemiplegic	-0.14	0.22^†	0.13	0.04	0.02	-0.222	-0.226	0.118	0.442	-0.165
Non-hemiplegic	-0.24	0.12^†	-0.32^†	0.11^†	-0.25^†	0.743*	-0.356	-0.288	-0.58	-0.269

‘r’ indicates Pearson correlation coefficient. ^† indicates Spearman rank correlation coefficient for data violating normality. ^* indicates significant correlation between post-stroke sleep quality and the independent variable (p < 0.05).

ISSN: 1743-0003