Domain | Item no | Item | Item-total correlation (corrected) | % Floor | % Ceiling | α |
---|---|---|---|---|---|---|
Mobility | 1.7 | 4.2 | 0.95 | |||
1 | Had difficulty doing leisure activities | 0.69 | ||||
2 | Had difficulty looking after your home | 0.76 | ||||
3 | Had difficulty carrying bags of shopping | 0.73 | ||||
4 | Had problems walking half a mile | 0.86 | ||||
5 | Had problems walking 100 yards | 0.87 | ||||
6 | Had problems getting around the house | 0.84 | ||||
7 | Had difficulty getting around in public places | 0.90 | ||||
8 | Needed to be accompanied when out | 0.78 | ||||
9 | Frightened or worried about falling in public | 0.67 | ||||
10 | Been confined to the house more than liked | 0.82 | ||||
Activities of daily living | 0.8 | 1.7 | 0.88 | |||
11 | Had difficulty washing yourself | 0.72 | ||||
12 | Had difficulty dressing yourself | 0.80 | ||||
13 | Had problems doing up buttons or laces | 0.78 | ||||
14 | Had problems writing clearly | 0.49 | ||||
15 | Had difficulty cutting up food | 0.80 | ||||
16 | Had difficulty holding a drink | 0.65 | ||||
Emotional well-being | 0.8 | 5.9 | 0.88 | |||
17 | Felt depressed | 0.71 | ||||
18 | Felt isolated and lonely | 0.80 | ||||
19 | Felt weepy or tearful | 0.72 | ||||
20 | Felt angry or bitter | 0.67 | ||||
21 | Felt anxious | 0.63 | ||||
22 | Felt worried about the future | 0.68 | ||||
Stigma | 0.8 | 22.0 | 0.83 | |||
23 | Felt you had to conceal PD from people | 0.57 | ||||
24 | Avoided eating or drinking in public | 0.54 | ||||
25 | Felt embarrassed by having PD | 0.80 | ||||
26 | Felt worried by other’s reaction to you | 0.73 | ||||
Social support | 0.8 | 39.8 | 0.76 | |||
27 | Had problems with close relationships | 0.58 | ||||
28 | Not had support from spouse or partner | 0.66 | ||||
29 | Not had support from friends or family | 0.57 | ||||
Cognitive impairment | 0.8 | 1.7 | 0.64 | |||
30 | Unexpectedly fallen asleep during day | 0.38 | ||||
31 | Had problems with concentration | 0.59 | ||||
32 | Felt your memory was bad | 0.40 | ||||
33 | Had distressing dreams or hallucinations | 0.35 | ||||
Communication | 0.8 | 21.2 | 0.87 | |||
34 | Had difficulty with speech | 0.78 | ||||
35 | Felt unable to communicate properly | 0.82 | ||||
36 | Felt ignored by people | 0.67 | ||||
Bodily discomfort | 0.8 | 6.8 | 0.71 | |||
37 | Had painful muscle cramps or spasms | 0.60 | ||||
38 | Had aches and pains | 0.58 | ||||
39 | Felt unpleasantly hot or cold | 0.41 |