Cross-Cultural Validity, Reliability, and Psychometric Properties of the Persian Version of the Scales for Outcomes in Parkinson’s Disease-Psychosocial Questionnaire
Table 2
Data distribution, description, and Spearman correlation for internal consistency of the SCOPA-PS scores in Iranian Parkinson’s disease patients .
Item
Answer distribution number (%)
Descriptive indexes
Spearman Rho*
Not at all (0)
A little (1)
Quite a bit (2)
Very much (3)
Mean
SD
Item 1
68%
12%
12%
8%
0.60
0.99
0.656
Work
Item 2
65%
11%
18%
6%
0.66
0.99
0.623
Hobbies
Item 3
73%
9%
14%
4%
0.47
0.86
0.601
Interacting with others
Item 4
78%
7%
13%
2%
0.38
0.78
0.596
Significant others
Item 5
64%
12%
16%
8%
0.69
1.02
0.553
Sexuality
Item 6
56%
10%
19%
15%
0.95
1.17
0.703
Staying at home
Item 7
52%
10%
22%
16%
1.03
1.18
0.765
Help
Item 8
58%
16%
19%
7%
0.75
1.01
0.740
Lonely
Item 9
67%
13%
17%
3%
0.55
0.87
0.588
Conversation
Item 10
57%
15%
17%
11%
0.82
1.08
0.578
Embarrassment
Item 11
29%
19%
33%
19%
1.42
1.10
0.565
Future
Total score (crude)
—
—
—
—
8.33
7.33
—
Total score (relative %)
—
—
—
—
25.23
22.20
—
All correlation coefficients are statistically significant with .
