Pre-test of questions on health-related resource use and expenditure, using behaviour coding and cognitive interviewing techniques

Table 3 **Confidence rating* regarding the number of visits to the GP and to various physicians**

Confidence rating	Number of visits to GP	Number of visits to specialists
Exact	25	37
Not very precise	8	0
Rough estimate	7	0
Not conducted	3	6

*How difficult was it for you to recall the number of visits in the last 6 months? Do you think the number of visits you gave is exact, not very precise or a rough estimate?

ISSN: 1472-6963