The HUNT study: participation is associated with survival and depends on socioeconomic status, diseases and symptoms

Table 2 Number of persons, mean age and percentages having consulted general practitioner in the last 12 months among those having answered HUNT3 questionnaire Q1 and those being registered at the general practices

Characteristics	Women age groups				Men age groups
	20-39	40-59	60-79	80 +	20-39	40-59	60-79	80 +
Numbers
HUNT3: Invited	8606	10 577	6274	1400	8528	10 093	6537	2299
HUNT3: Answered Q1	2785	5657	4057	552	3898	6510	4631	782
GPs: Listed patients aged ≥ 20 years	4364	5346	3926	818	3848	5209	3559	1205
Mean age
HUNT3: Mean age within age groups among all invited	29.7	49.4	67.7	84.4	29.7	49.4	68.1	85.3
HUNT3: Mean age within age groups among all Q1 part.	31.4	50.5	68.0	83.8	31.2	50.3	68.2	84.2
GPs: Mean age within age groups in the patient population	29.0	49.4	67.6	84.8	29.4	49.2	68.0	85.7
Consultations
HUNT3 Reported GP visit last year	65.0	71.7	86.3	93.7	82.7	82.3	89.7	92.3
GP: Registered > 1 visit to GP last year	58.9	71.3	86.5	92.7	78.9	84.5	90.2	89.2

Data restricted to the municipalities including eight randomly selected general practices (GPs). The 28 872 HUNT3 participants represented 57% of invited in these municipalities.

ISSN: 1471-2288