Psychometric and structural properties of the Karolinska Exhaustion Disorder Scale: a 1,072-patient study

BMC Psychiatry

Table 3 Descriptive statistics (N = 1,072)

	KEDS1	KEDS2	KEDS3	KEDS4	KEDS5	KEDS6	KEDS7	KEDS8	KEDS9	KEDS
Mean	3.746	3.782	3.355	3.882	4.493	3.873	3.936	4.027	3.317	3.823
Standard deviation	1.045	1.282	1.080	0.904	1.106	1.471	1.403	0.919	1.398	0.703
Median	4	4	3	4	4	4	4	4	4	3.889
Interquartile range	1	2	1	0	1	2	2	1	2	0.889
Mode	4	3	4	4	4	4	4	4	4	3.556
Skewness (SE = 0.075)	-0.665	0.075	-0.346	-0.554	-0.218	-0.293	-0.564	-0.321	-0.532	-0.124
Kurtosis (SE = 0.149)	0.676	-0.391	0.180	0.542	-0.689	-0.603	0.253	0.572	-0.045	0.048
Minimum	0	0	0	1	1	0	0	1	0	1.556
Maximum	6	6	6	6	6	6	6	6	6	6.000

Notes. SE Standard error, KEDS Total score on the Karolinska Exhaustion Disorder Scale, KEDS1 Concentration item, KEDS2 Memory item, KEDS3 Physical stamina item, KEDS4 Mental stamina item, KEDS5 Recovery item, KEDS6 Sleep item, KEDS7 Sensory hypersensitivity item, KEDS8 Experience of demands item, KEDS9 Irritation/anger item

ISSN: 1471-244X