Table 1.

Characteristics of the study population.

Subgroup	Number of participants(% of study population)
Total	8185
Gender
Male	2993 (37)
Female	5192 (63)
Age (1 January 2012)
<18 years	589 (7)
18–64 years	3785 (46)
≥65 years	3811 (47)
Number of chronic diagnoses
0	1965 (24)
1	2406 (29)
2	1875 (23)
≥3	1939 (24)
Number of visits to GPs during office hours
6–7	1345 (16)
8–9	2049 (25)
10–11	1591 (19)
≥12	3200 (39)