[Retracted] Meta-Analysis of the Efficacy and Safety of Olanzapine versus Clozapine when Treating Senile Dementia

Table 1

Basic characteristics of literature.

Include the literature	Year of publication	N (C/T)	Intervention method		Outcome index	Course of treatment	Whether it is random or not	Whether it is blind or not
			C	T
Wan [15]	2011	38/38	Clozapine	Olanzapine	②⑤	8 weeks	Yes	Yes
Yu et al. [16]	2011	38/38	Clozapine	Olanzapine	②③⑤	8 weeks	Yes	No
Gong [17]	2014	70/70	Clozapine	Olanzapine	⑤	8 weeks	Yes	No
Zhu [18]	2015	26/26	Clozapine	Olanzapine	④⑤⑥	8 weeks	No	No
Xu [19]	2012	50/50	Clozapine	Olanzapine	①③	8 weeks	Yes	No
Kong and Yu [20]	2014	23/23	Clozapine	Olanzapine	①③④⑤	8 weeks	No	No

Note: C: control group; T: research group; ① clinical curative effect; ② BEHAVE-AD scoring; ③ TESS scoring; ④ incidence of mental symptoms; ⑤ adverse reaction; ⑥ BPRS scoring.