3.17. Analysis.

Comparison 3 ECT plus standard care versus standard care, Outcome 17 Mental state ‐ specific symptom score (PANSS, high = poor) ‐ medium term (skewed data).

Mental state ‐ specific symptom score (PANSS, high = poor) ‐ medium term (skewed data)
Study	Intervention	Mean	SD	N
Positive symptom
Chen 2012	MECT + clozapine	14.24	7.10	36
Chen 2012	Clozapine alone	14.30	7.25	35
Jiang 2009	MECT + risperidone	10.16	4.42	32
Jiang 2009	Risperidone alone	12.92	6.74	35
Wang 2008	MECT + clozapine and risperidone	13.2	5.4	38
Wang 2008	clozapine and risperidone	17.2	5.9	38
Wang 2011	MECT + clozapine	14.98	7.62	37
Wang 2011	Clozapine alone	16.35	7.23	37
Zhang 2012	MECT + olanzapine	12.57	7.80	42
Zhang 2012	Olanzapine alone	15.79	6.90	42
Negative symptom
Jiang 2009	MECT + risperidone	11.56	4.32	32
Jiang 2009	Risperidone alone	15.33	6.73	35
Wang 2008	MECT + clozapine and risperidone	15.6	4.6	38
Wang 2008	clozapine and risperidone	19.1	4.8	38
General psychopathology
Chen 2012	MECT + clozapine	31.43	12.11	36
Chen 2012	Clozapine alone	22.2	7.34	35
Jiang 2009	MECT + risperidone	20.74	7.16	32
Jiang 2009	Risperidone alone	27.96	8.72	35
Zhang 2012	MECT + olanzapine	25.31	11.1	42
Zhang 2012	Olanzapine alone	28.17	12.5	42