Table 1.
Demographics and descriptive characteristics (N = 491)
| Variable | Mean (SD)a | Range |
|---|---|---|
| Age (years) | 64.9 (4.2) | 60 to 86 |
| 60 to 64 years – n (%) | 278 (56.6%) | |
| 65 to 69 years – n (%) | 139 (28.3%) | |
| 70 to 75 years – n (%) | 61 (12.4%) | |
| 75 years and older – n (%) | 13 (2.6%) | |
| Sex – n (%) | ||
| Female | 310 (63.1%) | – |
| Education | ||
| Total years spent in school and higher education | 15.0 (3.2) | 8 to 26 |
| Current country of residence – n (%) | ||
| United Kingdom | 287 (58.5%) | – |
| United States | 143 (29.1%) | – |
| Canada | 10 (2.0%) | – |
| Ireland | 3 (0.6%) | |
| France | 3 (0.6%) | |
| Australia | 2 (0.4%) | |
| Italy | 2 (0.4%) | |
| Greece | 2 (0.4%) | |
| Chile | 2 (0.4%) | |
| Other (Austria, Estonia, Netherlands, Portugal, Spain, Sweden) | 6 (1.2%) | – |
| Not reported | 31 (6.3%) | |
| Subjective cognitive decline assessed continuously | ||
| Self-perceived cognitive function (Neuro-QoL) | 32.7 (5.8) | 11 to 40 |
| Subjective cognitive decline assessed categorically | ||
| Memory complaints – n (%) | 119 (24.2%) | – |
| Worried about memory complaints – n (%) | 79 (16.1%) | – |
| Medical professional sought for memory complaints – n (%) | 16 (3.3%) | – |
| Repetitive negative thinkingb (PTQ) | 23.6 (10.7) | 0 to 60 |
| Rumination (RRS-10) | 17.6 (5.3) | 10 to 36 |
| Worry (PSWQ-8) | 19.5 (8.9) | 8 to 40 |
| Purpose in life (Ryff’s wellbeing subscale) | 27.8 (6.6) | 6 to 36 |
| Openness to experience (BFI-10) | 3.75 (0.94) | 1 to 5 |
| Conscientiousness (BFI-10) | 3.95 (0.91) | 1 to 5 |
| Extraversion (BFI-10) | 3.00 (1.15) | 1 to 5 |
| Agreeableness (BFI-10) | 3.67 (0.85) | 1 to 5 |
| Neuroticism (BFI-10) | 2.59 (1.12) | 1 to 5 |
| Regular meditation practice – n (%) | 43 (8.8%) | – |
| Meditation experience (years) | 13.2 (14.6) | 1 month to 50 years |
Abbreviations: SD standard deviation, PTQ Perseverative Thinking Questionnaire, RRS-10 10-item Rumination Response Scale, PSWQ-8 8-item Penn State Worry Questionnaire, BFI-10 10-item Big Five Inventory
aAll statistics are mean (SD) unless otherwise specified
bn = 490