[Retracted] Efficacy of Donepezil Hydrochloride plus Olanzapine for Senile Dementia and Its Effect on the Recovery of Cognitive Function

Table 4

Comparison of adverse reactions (n (%)).

	Observation group (n = 30)	Experimental group (n = 30)	x^2	P value
Insomnia	1	2
Lethargy	1	1
Feeling sick and vomiting	1	1
Abnormal liver function	0	0
Overall incidence (%)	3 (10%)	4 (13%)	0.162	0.688