The occurrence and nature of early signs of schizophrenia and psychotic mood disorders among former child and adolescent psychiatric patients followed into adulthood

Table 5 Comparison of a subgroup of our outpatients who were followed-up for a full 20-year period with an earlier longitudinal study in Stockholm [4, 5]

	The earlier Stockholm study (n = 2.164)		The subgroup of our present patients (n = 608)
	Number	Percentage	Number	Percentage	p-value*
Males	1,417	65.5	325	53.5	p < 0.001
Females	747	34.5	283	46.5	p < 0.001
Age at the end of the follow up period
20–31.5 years	1415	65.4	236	38.8	p < 0.001
Older than 31.5 years	749	34.6	372	61.2	p < 0.001
Schizophrenia and or bipolar disorder	30	1.39	17	2.80	n.s.
Schizophrenia	21	0.97	11	1.81	n.s.
Bipolar disorder	9	0.42	6	0.99	n.s.

Note: * Fisher Exact Analysis: Two-sided p-values for p(O> = E|O< = E) (the sum of small p's), n.s. = not significant

ISSN: 1753-2000