Table 4.

Comparison of dimensions of positive symptom evaluation

Variables	Groups	Before intervention	1 month after	3 months after	P**
Inappropriate affect	Treatment	1.45±1.29	0.93±0.852	0.89±0.552	0.047
	Control	1.17±1.167	1.01±0.885	1.10±0.603	0.765
	P*	0.18	0.20	0.14	0.966***
hallucination	Treatment	6.14±6.26	4.51±2.05	4.31±1.28	<0.001
	Control	6.24±5.05	3.88±1.58	3.89±1.54	0.43
	P*	0.88	0.09	0.045	0.03***
Delusions	Treatment	5.99±2.03	5.14±2.11	4.82±2.23	0.03
	Control	5.15±3.12	5.73±2.34	5.58±1.79	0.76
	P*	0.90	0.84	0.64	0.11***
Bizarre behavior	Treatment	2.98±1.59	3.31±1.30	3.01±1.22	<0.001
	Control	2.62±1.47	2.59±1.72	4.35±1.27	0.66
	P*	0.60	0.58	0.040	<0.001***
Formal thinking disorder	Treatment	6.80±2.05	6.37±2.07	5.48±1.10	0.01
	Control	6.92±1.22	6.82±2.00	6.37±1.51	0.55
	P*	0.71	0.78	0.08	0.01***

*Significance level of the difference between the two groups based on paired sample t-test, **Significance level of changes within each group based on repeated-measures ANOVA, ***Significance level of changes between the two groups based on repeated-measures ANOVA