Sleep Disorders and Fatigue among Patients with MS: The Role of Depression, Stress, and Anxiety

Table 2

Descriptive statistics and the Pearson correlation coefficient values for the variables.

Variables	Mean	SD	1	2	3	4
(1) Depression	11.51	6.04
(2) Stress	12.24	5.33	0.65
(3) Anxiety	8.27	5.47	0.62	0.68
(4) Sleep disorders	16.90	5.30	0.56	0.40	0.52
(5) Fatigue	43.64	14.14	0.52	0.48	0.54	0.44

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