. Author manuscript; available in PMC: 2021 Mar 1.

Published in final edited form as: Heart Lung. 2019 Dec 12;49(2):117–122. doi: 10.1016/j.hrtlng.2019.10.010

Table 4.

Pearson Correlation Matrix

	Sleep-related impairment
Stroke Impact Domain Symptoms (Stroke Impact Scale)
Strength	−.19
Memory and thinking	−.45^**
Mood	−.55^**
Communication	−.37^**
Activity of daily living/Instrumental activities of daily living	−.26^**
Mobility	−.38^**
Hand function	−.12
Participation/role function	−.28^**
Stroke Recovery (Stroke Impact Scale)	−.27^**
Sleep Disturbance (PROMIS Sleep Disturbance)	.25^*
Depression (HRSD)	.39^**
Fatigue (PROMIS Fatigue Scale)	.62^**
Age	.01
Social Support (ENRICHD)	−.22^*
Severity of Stroke (NIHSS score)	.02
Functional Status (Barthel Index)	−.15

Note.

^**.

Correlation is significant at the 0.01 level (2-tailed);

^*.

Correlation is significant at the 0.05 level (2-tailed);

ENRICHD = Enhancing Recovery in Coronary Heart Disease; HRSD = Hamilton Rating Scale for Depression; NIHSS = National Institutes of Health Stroke Scale; PROMIS = Patient-Reported Outcomes Measurement Information System.