Table 7.

A comparison between 2164 CAP patients from Stockholm in the 1950s and 608 patients from CAP in Jämtland using an observation time of 20 years

	Stockholm		Jämtland
	Number	Percent	Number	Percent	P-value
Primary material	2364		1420
Emigrated	100	4.2	12	0.8	< 0.001
Deceased during follow up	50	2.1	38	2.7	0.281
Unusable data	50	2.1	8	0.6	< 0.001
Inpatient care at CAP	0	0	270	19	< 0.001
Less than 20 year follow up	0	0	484	34.1	< 0.001
20 year observation time	2164	91.5	608	42.8	0.004
Males	1417	65.5	325	53.5	< 0.001
Females	747	34.5	283	46.5	< 0.001
Age at end of follow up period
20–31.5 years	1415	65.4	236	38.8	< 0.001
31.6 years or above	749	34.6	372	61.2	< 0.001
Registered for offences	344	15.9	228	37.5	< 0.001
Males	319	22.5	174	53.5	< 0.001
Females	25	3.3	54	19.1	< 0.001
Males/Females	12.8:1		3.2:1		< 0.001
Mean age at registration
Males	20.6		19.8		< 0.001
Females	23.0		21.3		0.009
Number of convictions	988		863
Males	947		681
Females	41		182
Males/Females	23.1:1		3.7:1		< 0.001
Convictions per person	2.9		3.8		0.401
Males	3.0		3.9		0.297
Females	1.6		3.4		0.986
Serious violent crimes	15	1.5	11	1.3	0.655

Serious violent crimes are: Murder, manslaughter, attempted manslaughter, cause of another's death, arson, robbery and rape.

Proportions has been compared using t-test (Fisher exact)

Stockholm cohort: Patients that attended the Child Guidance Clinics 1953–55, followed up for 20 years

Jämtland cohort: Patients born 1957 to 1976 whose treatment occurred between 1975 and 1990, followed to 2003, those with less than 20 year follow up excluded