Audit study of the new hospitalization for assessment scheme for forensic mental health in Japan

Table 3 Comparison between the datasets obtained in 2007 and 2013

Year		2007	2013	P value
n		284	171
Gender	Male	196	123	0.981
	Female	76	48
Mean age		43.2 ± 13.9	46.6 ± 16.4	0.0272
Psychiatric testimony	No	223	112	0.0041
	Yes	61	59
Psychiatric diagnosis	F0	17	18	NA
(ICD-10)	F1	15	13
	F2	204	111
	F3	29	14
	F4	4	1
	F5	1	0
	F6	3	2
	F7	10	9
	F8	1	2
	F9	0	0
Injection	No	251	166	0.0061
	Yes	33	5
Depot	No	278	170	0.263
	Yes	6	1
Electroconvulsive therapy	No	282	171	0.533
	Yes	2	0
Seclusion	No	57	32	0.81
	Yes	194	116
	mean term (d)	37.1 ± 26.5	32.2 ± 27.1	0.122
Restraint	No	269	148	0.831
	Yes	15	10
Examiner Psychiatrist belongs to the hospital where the patient was hospitalized	No	59	20	0.0021
	Yes	221	142
Verdict	Hospitalization	137	120	< 0.0011
	Community treatment	57	12
	No-treatment	44	57
	Rejected or withdrawn	7	6

¹χ² test;

²Unpaired t-test (data shown by mean ± SD);

³Fischer’s exact test. NA: Not available.