Psychometric properties of the post-traumatic stress disorder checklist for DSM-5 (PCL-5) in Chinese stroke patients

Table 3 Descriptive characteristics and internal consistency of PCL-5 and other measures

	M	SD	Cronbach’s α	Guttman’s split-half	N
Intrusion	3.11	3.90	0.87	0.78	5
Avoidance	1.27	1.88	0.82	0.82	2
Negative alterations in cognition and mood	3.83	4.07	0.81	0.72	7
Alterations in arousal and reactivity	3.35	3.58	0.83	0.82	6
Total PCL-5 score	11.56	11.90	0.94	0.91	20
CAPS-5 score	8.92	10.11	0.92	0.91	20
HADS-A score	4.87	3.82	0.79	0.78	7
HADS-D score	3.99	3.12	0.77	0.77	7
AUDIT	2.54	3.21	0.79	084	10

ISSN: 1471-244X