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Study inclusion and exclusion criteria
| Inclusion criteria |
| A minimum age of 65 years |
| Living independently or semi-independently in own home, a service flat, or care home |
| Previous Solitaire experience |
| Fluent in written and spoken Dutch |
| No visual or motoric deficits |
| A stable medical condition |
| Exclusion criteria healthy group |
| MMSE <27, MoCA <26, or CDR >0 |
| Exclusion criteria MCI group |
| Nonamnestic or single-domain MCI |
| MMSE <23 |
