Table 4 Percentages reporting reasons for nonparticipation in the HUNT study among 3241 women (W) and 3677 men (M) having answered the nonparticipation questionnaire (QNP)
Reasons | 20-39 years | 40-59 years | 60-79 years | 80 + years | All age groups | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
W | M | W | M | W | M | W | M | W | M | p§ | |
Did not receive the invitation | 13.3 | 14.9 | 6.2 | 9.3 | 8.5 | 9.1 | 8.0 | 10.7 | 9.5 | 11.1 | 0.02 |
Had not time /inconvenient session | 60.7 | 64.5 | 54.9 | 61.9 | 34.8 | 40.2 | 14.3 | 20.8 | 50.7 | 56.6 | <0.01 |
Don’t rely on such examinations | 0.2 | 0.9 | 1.1 | 1.6 | 1.7 | 2.2 | 0.4 | 2.0 | 0.8 | 1.5 | <0.01 |
No benefit of such examinations | 0.3 | 1.7 | 1.6 | 1.8 | 3.1 | 4.8 | 6.3 | 8.1 | 1.7 | 2.6 | <0.01 |
Too ill to attend the study | 1.4 | 0.6 | 3.3 | 1.2 | 7.2 | 5.5 | 23.7 | 19.5 | 4.7 | 2.6 | <0.01 |
Questions I did not wish to answer | 2.1 | 1.2 | 3.9 | 3.5 | 6.8 | 7.0 | 3.6 | 4.0 | 3.7 | 3.5 | 0.61 |
Other reason | 25.1 | 17.5 | 30.0 | 22.1 | 32.1 | 27.2 | 24.6 | 18.8 | 28.1 | 21.5 | <0.01 |