Participation in basic survey | Gender† | 0⋅79 | 0⋅61 to 1⋅03 | 0⋅79 | 0⋅61 to 1⋅02 |
| Age (years) | 0⋅98** | 0⋅97 to 0⋅99 | 0⋅98** | 0⋅97 to 0⋅99 |
| Extensive information‡ | 0⋅63** | 0⋅49 to 0⋅81 | 0⋅65* | 0⋅51 to 0⋅83 |
Participation in blood sample preservation | Gender† | 0⋅77* | 0⋅59 to 0⋅99 | 0⋅76* | 0⋅59 to 0⋅98 |
for future use | Age (years) | 0⋅98** | 0⋅97 to 0⋅99 | 0⋅98** | 0⋅97 to 0⋅99 |
| Extensive information‡ | 0⋅69* | 0⋅54 to 0⋅87 | 0⋅70* | 0⋅55 to 0⋅90 |
Participation in examination of medical | Gender† | 0⋅73* | 0⋅56 to 0⋅94 | 0⋅72* | 0⋅56 to 0⋅93 |
records and death certificate | Age (years) | 0⋅98** | 0⋅98 to 0⋅99 | 0⋅98** | 0⋅98 to 0⋅99 |
| Extensive information‡ | 0⋅71* | 0⋅56 to 0⋅90 | 0⋅73* | 0⋅57 to 0⋅93 |
Participation in genetic analysis | Gender† | 0⋅73* | 0⋅57 to 0⋅94 | 0⋅73* | 0⋅56 to 0⋅94 |
| Age (years) | 0⋅98** | 0⋅97 to 0⋅99 | 0⋅98** | 0⋅97 to 0⋅99 |
| Extensive information | 0⋅70* | 0⋅55 to 0⋅89 | 0⋅72* | 0⋅57 to 0⋅91 |
Participation in DNA sample preservation | Gender† | 0⋅75* | 0⋅58 to 0⋅96 | 0⋅74* | 0⋅58 to 0⋅95 |
for future analysis | Age (years) | 0⋅98** | 0⋅97 to 0⋅99 | 0⋅98** | 0⋅97 to 0⋅99 |
| Extensive information‡ | 0⋅74* | 0⋅59 to 0⋅94 | 0⋅76* | 0⋅60 to 0⋅97 |