Erratum

Figures & data

Table 3.  Total scores obtained by patients suffering from mild and moderate depression in treatment groups A and B (verum) and the placebo group C submitted to the Beck Depression Inventory (BDI) questionnaire prior to (day 0) and after (day 42) treatment.

	Group A (verum), two tablets SHR-5/day		Group B (verum), four tablets SHR-5/day		Group C (placebo)
Day of treatment period	0	42	0	42	0	42
Number of patients questioned	31	31	29	29	29	29
Mean HAMD score	12.23	7.097	10.38	4.750	11.33	9.897
s	5.214	3.636	4.296	2.744	2.440	5.659
SE	0.9364	0.6531	0.7978	0.5185	0.4455	1.051
95% confidence interval
Lower limit	10.31	5.763	8.745	3.686	10.42	7.744
Upper limit	14.14	8.431	12.01	5.814	12.24	12.05
Coefficient of variation	42.64%	51.24%	41.39%	57.76%	21.53%	57.18%
Within group comparison of mean HAMD scores before (day 0) and after (day 42) treatment
Comparison within group	A		B		C
P-value (paired t-test)	P<0.0001		P<0.0001		0.21
Difference between mean scores	Highly significant		Highly significant		Not significant
Therapeutic effect demonstrated	Yes		Yes		No
Between group comparison of mean HAMD scores before treatment (day 0)
Comparison between groups	A and B		A and C		B and C
P-value (paired t-test)	0.14		0.40		0.72
Difference between mean scores	Not significant		Not significant		Not significant
Between group comparison of mean HAMD scores after treatment (day 42)
Comparison between groups	A and B		A and C		B and C
P-value (paired t-test)	0.0075		P<0.0001		P<0.0001
Difference between mean scores	Significant		Highly significant		Highly significant

s, standard deviation.