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Table 2 Percentage of Participants Who Correctly Answered Each ADKS Item (n = 186), by Ethnicity

From: Knowledge and perceptions of Alzheimer’s disease in three ethnic groups of younger adults in the United Kingdom

ADKS item Domain Answer White
(n = 125; 67.2%)
Black
(n = 31; 16.7%)
Asian
(n = 30; 16.1%)
Total
(n = 186; 100%)
1. People with Alzheimer’s disease are particularly prone to depression. Life Impact True 49 (39.2%) 18 (58.1%) 14 (46.7%) 81 (43.5%)
2. It has been scientifically proven that mental exercise can prevent a person from getting Alzheimer’s disease. Risk Factors False 25 (20.0%) 4 (12.9%) 3 (10.0%) 32 (17.2%)
3. After symptoms of Alzheimer’s disease appear, the average life expectancy is 6 to 12 years. Course of the Disease True 43 (34.4%) 8 (25.8%) 6 (20.0%) 57 (30.6%)
4. When a person with Alzheimer’s disease becomes agitated, a medical examination might reveal other health problems that caused the agitation. Assessment and Diagnosis True 55 (44.0%) 18 (58.1%) 10 (33.3%) 83 (44.6%)
5. People with Alzheimer’s disease do best with simple, instructions giving one step at a time. Caregiving True 99 (79.2%) 23 (74.2%) 25 (83.3%) 147 (79.0%)
6. When people with Alzheimer’s disease begin to have difficulty taking care of themselves, caregivers should take over right away. Caregiving False 35 (28.0%) 7 (22.6%) 9 (30.0%) 51 (27.4%)
7. If a person with Alzheimer’s disease becomes alert and agitated at night, a good strategy is to try to make sure that the person gets plenty of physical activity during the day. Caregiving True 54 (43.2%) 12 (38.7%) 14 (46.7%) 80 (43.0%)
8. In rare cases, people have recovered from Alzheimer’s disease. Course of the Disease False 55 (44.0%) 10 (32.3%) 10 (33.3%) 75 (40.3%)
9. People whose Alzheimer’s disease is not yet severe can benefit from psychotherapy for depression and anxiety. Treatment and Management True 62 (49.6%) 19 (61.3%) 15 (50.0%) 96 (51.6%)
10. If trouble with memory and confused thinking appears suddenly, it is likely due to Alzheimer’s disease. Assessment and Diagnosis False 61 (48.8%) 21 (67.7%) 10 (33.3%) 92 (49.5%)
11. Most people with Alzheimer’s disease live in nursing homes. Life Impact False 51 (40.8%) 10 (32.3%) 13 (43.3%) 74 (39.8%)
12. Poor nutrition can make the symptoms of Alzheimer’s disease worse. Treatment and Management True 57 (45.6%) 16 (51.6%) 8 (26.7%) 81 (43.5%)
13. People in their 30s can have Alzheimer’s disease. Risk Factors True 62 (49.6%) 16 (51.6%) 15 (50.0%) 93 (50.0%)
14. A person with Alzheimer’s disease becomes increasingly likely to fall down as the disease gets worse. Course of the Disease True 67 (53.6%) 15 (48.4%) 13 (43.3%) 95 (51.1%)
15. When people with Alzheimer’s disease repeat the same question or story several times, it is helpful to remind them that they are repeating themselves. Caregiving False 67 (53.6%) 15 (48.4%) 9 (30.0%) 91 (48.9%)
16. Once people have Alzheimer’s disease, they are no longer capable of making informed decisions about their own care. Caregiving False 49 (39.2%) 11 (35.5%) 12 (40.0%) 72 (38.7%)
17. Eventually, a person with Alzheimer’s disease will need 24­hour supervision Course of the Disease True 83 (66.4%) 15 (48.4%) 18 (60.0%) 116 (62.4%)
18. Having high cholesterol may increase a person’s risk of developing Alzheimer’s disease. Risk Factors True 26 (20.8%) 4 (12.9%) 6 (20.0%) 36 (19.4%)
19. Tremor or shaking of the hands or arms is a common symptom in people with Alzheimer’s disease. Symptoms False 46 (36.8%) 6 (19.4%) 6 (20.0%) 58 (31.2%)
20. Symptoms of severe depression can be mistaken for symptoms of Alzheimer’s disease. Assessment and Diagnosis True 49 (39.2%) 11 (35.5%) 7 (23.3%) 67 (36.0%)
21. Alzheimer’s disease is one type of dementia. Assessment and Diagnosis True 86 (68.8%) 23 (74.2%) 22 (73.3%) 131 (70.4%)
22. Trouble handling money or paying bills is a common early symptom of Alzheimer’s disease. Symptoms True 52 (41.6%) 11 (35.5%) 9 (30.0%) 72 (38.7%)
23. One symptom that can occur with Alzheimer’s disease is believing that other people are stealing one’s things. Symptoms True 71 (56.8%) 17 (54.8%) 10.(33.3%) 98(52.7%)
24. When a person has Alzheimer’s disease, using reminder notes is a crutch that can contribute to decline. Treatment and Management False 43 (34.4%) 10 (32.3%) 7 (23.3%) 60 (32.3%)
25. Prescription drugs that prevent Alzheimer’s disease are available. Risk Factors False 56 (44.8%) 14 (45.2%) 9 (30.0%) 79 (42.5%)
26. Having high blood pressure may increase a person’s risk of developing Alzheimer’s disease. Risk Factors True 22 (17.6%) 4 (12.9%) 10 (33.3%) 36 (19.4%)
27. Genes can only partially account for the development of Alzheimer’s disease. Risk Factors True 84 (67.2%) 20 (64.5%) 14 (46.7%) 118 (63.4%)
28. It is safe for people with Alzheimer’s disease to drive, as long as they have a companion in the car at all times. Life Impacts False 84 (67.2%) 26 (83.9%) 19 (63.3%) 129 (69.4%)
29. Alzheimer’s disease cannot be cured. Treatment and Management True 80 (64.0%) 16 (51.6%) 19 (63.3%) 115 (61.8%)
30. Most people with Alzheimer’s disease remember recent events better than things that happened in the past. Symptoms False 73 (58.4%) 11 (36.7%) 17 (56.7%) 101 (54.6%)
Total Mean ADKS Score    14.0 (SD ± 5.6) 13.3 (SD ± 4.7) 12.0 (SD ± 5.6) 13.5 (SD ± 5.5)