Child and adolescent mental health care in Dutch general practice: time trend analyses

BMC Primary Care

Table 2 Prevalence of child and adolescent mental health problems recorded in general practice in 2004-2008

	Prevalence per 100					Linear time trend
	2004	2005	2006	2007	2008	X²	p
General practice population^a	40155	37716	64685	75032	73432
Mental health problems (P01-P99)
0-12 years	4.80	4.47	5.45	5.14	6.62	22.06	< 0.001
13-18 years	5.84	4.97	5.94	5.42	7.52	9.15	0.003
Anxiety (P01, P74)
0-12 years	0.18	0.16	0.24	0.27	0.29	15.94	< 0.001
13-18 years	1.08	0.80	0.94	0.90	1.12	2.90	0.09^b
Depression (P03, P76)
0-12 years	0.07	0.04	0.08	0.06	0.09	1.23	0.27
13-18 years	1.07	0.76	0.73	0.59	0.83	4.30	0.04^c
Alcohol abuse (P15, P16)
0-12 years	0.00	0.00	0.00	0.00	0.00	0.04	0.84
13-18 years	0.03	0.02	0.04	0.06	0.08	4.34	0.04
Overactivity (P21)
0-12 years	0.74	0.59	0.70	0.68	0.84	2.00	0.16
13-18 years	0.58	0.56	0.74	0.78	0.98	1.12	0.29

Time trend analyses were adjusted for gender and the practice's length of recording.
^a Numbers of youths (0-18 years) registered in the included general practices.
^b Although no significant linear trend was found, the prevalence of adolescent anxiety showed a significant quadratic trend (chi-square: 5.47; p = 0.02).
^c Although a significant linear trend was found, the prevalence of adolescent depression showed a stronger quadratic trend (chi-square: 8.40; p = 0.004).

ISSN: 2731-4553