Table 3.
Mean Scores and Mean Differences in Anxiety (BAI), Depression (GDS), Mental Wellbeing (SF-12 MCS) and Physical Wellbeing (SF-12 PCS) by High and Low Endorsement of Cognitive Complaints
| Variable | High Mean (SD) |
Low (Mean SD) |
Mean Difference (SD) |
|---|---|---|---|
| Cognitive Difficulties (CDS)a, % (n) | 52.9 (137) | 47.1 (122) | |
| BAI | 8.0 (6.3) | 4.1 (4.0) | 4.0 (0.7)*** |
| GDS | 6.4 (5.0) | 4.0 (3.9) | 2.4 (0.6)*** |
| SF-12 Mental | 53.4 (7.3) | 55.2 (6.3) | −2.8 (0.9)*** |
| SF-12 Physical | 46.1 (10.1) | 49.3 (9.9) | −3.2 (1.2)** |
| Cognitive Symptom Distress (GDI)b, % (n) | 56.8 (147) | 43.2 (112) | |
| BAI | 7.6 (6.2) | 4.3 (4.4) | 3.3 (0.7)*** |
| GDS | 6.4 (5.0) | 3.8 (3.7) | 2.6 (0.6)*** |
| SF-12 Mental | 55.7 (6.2) | 52.2 (7.2) | 3.5 (0.8)*** |
| SF-12 Physical | 49.0 (10.2) | 46.5 (10.0) | 2.5 (1.3)* |
| More memory problems than most othersc, % (n) | 27.4 (71) | 72.2 (187) | |
| BAI | 8.2 (6.1) | 5.4 (5.4) | 2.8 (0.8)*** |
| GDS | 8.5 (5.1) | 4.1 (3.9) | 4.5 (0.6)*** |
| SF-12 Mental | 50.0 (7.1) | 55.1 (6.5) | −5.1 (0.9)*** |
| SF-12 Physical | 48.4 (9.9) | 47.2 (10.3) | 1.2 (0.4) |
Note. High = at or below median. Low = below median
a
Endorsed greater cognitive difficulties than most individuals who were known to have normal cognition (Cognitive Difficulties Scale (CDS); cut point ≥ 72 score).
b
Endorsed greater distress from cognitive difficulties than most individuals who were known to have normal cognition (General Distress Index (GDI); cut point ≥18 score).
c
Single “yes” or “no” item from Geriatric Depression Scale (GDS).
*
<.05
**
<.01
***
<.001