A pilot controlled trial of a combination of dense cranial electroacupuncture stimulation and body acupuncture for post-stroke depression

Table 2 Changes in score on depression scales from baseline in PSD subjects

Variables	n-CEA	DCEAS	Slope		Intercept
Variables	(n = 20)	(n = 23)	F	P	F	P
HAMD-17			0.031	0.860	3.223	0.074
Week 1	-0.1 ± 1.9	-1.9 ± 2.3**
Week 2	-6.5 ± 1.9	-6.8 ± 2.3
Week 4	-11.2 ± 1.9	-11.6 ± 2.3
CGI-S			3.716	0.056	14.220	<0.001
Week 1	0.1 ± 0.3	-0.3 ± 0.3**
Week 2	-0.7 ± 0.3	-0.8 ± 0.3
Week 4	-1.4 ± 0.3	-1.7 ± 0.3**
BI			24.101	<0.001
Week 1	0.1 ± 1.2	0.0 ± 0.8
Week 2	1.3 ± 1.2	0.7 ± 0.8
Week 4	3.9 ± 1.2	1.8 ± 0.8**

^aOverall and between-group P values were obtained from linear mixed-effects model analysis and student t-test, respectively. **P< 0.01 compared to n-CEA group.
BI Barthel Index, CGI-S Clinical Global Impression-Severity, DCEAS Dense Cranial Electroacupuncture Stimulation, HAMD-17 17-item Hamilton Rating Scale for Depression, n-CEA Non-invasive Cranial Electroacupuncture, PSD Post-stroke Depression.