Table 2.
Characteristics per participant.
| Pseudonym | Experience with mobile technology | Age (years) | Level of education |
| Ida | None | 66 | Lowa |
| Bill | None | 72 | Moderateb |
| Mia | None | 73 | Moderate |
| Dora | None | 77 | Low |
| Ilene | None | 79 | Low |
| Bob | None | 68 | Moderate |
| Jerome | None | 47 | Low |
| Helga | None | 54 | Highc |
| Michelle | None | 56 | Low |
| Roger | Little | 70 | Moderate |
| Peter | Little | 18 | Moderate |
| Christine | Little | 39 | Moderate |
| Jill | Little | 55 | High |
| Lydia | Little | 56 | Moderate |
| Rose | Little | 60 | Moderate |
| Francine | Little | 61 | Moderate |
| Harald | Little | 63 | High |
| Henry | Little | 64 | Moderate |
| Ronald | Little | 70 | Low |
| Bernie | Little | 76 | High |
| Jude | Average/high | 18 | Moderate |
| Joline | Average/high | 19 | Moderate |
| Ellen | Average/high | 32 | High |
| Sandra | Average/high | 39 | Moderate |
aLow: no or at most primary education finished.
bModerate: lower secondary education, (upper) secondary education, or postsecondary nontertiary education (including vocational education).
cHigh: tertiary education (bachelor’s degree or higher).