Table 2.

Patterns of utilization of specialist disciplines in incident and control group over the two-year observation period*

		Neuropsychiatry pattern percentages		Radiology pattern percentages		Laboratory medicine pattern percentages
Pattern number	Pattern description	incident group	control group	incident group	control group	incident group	control group
1	Contacts over 3 or 4 quarters in quarters 5 to 8	54.9	26.3	2.9	5.0	14.5	16.9
2	Contact in only 1 quarter in quarters 5 to 8	23.1	55.2	79.8	78.0	59.5	61.2
3	Two contacts or more in quarters 1 to 4	35.6	41.6	22.8	23.6	37.0	39.9
4	Two contacts or more in quarters 1 to 4 and in quarters 5 to 8	24.7	9.4	2.0	2.7	10.6	12.0

* Numbers refer to patients with at least one contact with a specific discipline

Quarters 1 - 4 = quarters before incidence/diagnosis quarter; quarter 5 = incidence/diagnosis quarter, quarters 6 - 8 = quarters after incidence/diagnosis quarter