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. 2012 Sep 7;12:26. doi: 10.1186/1471-2490-12-26

Table 2.

Participant-reported demographic characteristics—cognitive interview participants

 
Test-retest study completer
Cognitive interview completer
Characteristic N = 39 N = 12*
Age (yrs)
 
 
 Mean (SD)
59.1 (15.23)
61.6 (13.5)
Gender, n (%)
 
 
 Male
7 (17.9%)
1 (8.3%)
 Female
32 (82.1%)
11 (91.7%)
Race, n (%)
 
 
 White
27 (69.2%)
8 (66.7%)
 Black or African-American
3 (7.7%)
1 (8.3%)
 Hispanic
3 (7.7%)
3 (25.0%)
 Asian
6 (15.4%)
0 (0.0%)
Employment status, n (%)
 
 
 Full-Time
8 (20.5%)
2 (16.7%)
 Part-Time
6 (15.4%)
1 (8.3%)
 Retired
13 (33.3%)
7 (58.3%)
 Disabled
5 (12.8%)
1 (8.3%)
 Others
5 (12.8%)
0 (0.0%)
 Missing
2 (5.1%)
1 (8.3%)
Highest level of education, n (%)
 
 
 Secondary/high school
10 (25.6%)
1 (8.3%)
 Some college
17 (43.6%)
7 (58.3%)
 Postgraduate degree
8 (20.5%)
2 (16.7%)
 Other
4 (10.3%)
2 (16.7%)
Comorbid conditions n (%)
 
 
 None
9 (23.1%)
3 (25.0%)
 Arthritis
17 (43.6%)
6 (50.0%)
 Cancer
1 (2.6%)
1 (8.3%)
 Diabetes
7 (17.9%)
2 (16.7%)
 Hypertension
20 (51.3%)
5 (41.7%)
 Others
7 (17.9%)
0 (0.0%)
Length of time with bladder symptoms (yrs)
 
 
 Mean (SD)
6.7 (6.78)
5.8 (4.6)
RAND SF-36 (mean, SD)
 
 
 Physical component summary (PCS)
43.9(11.62)
44.5(12.77)
 Mental component summary (MCS)
49.4 (9.45)
51.9 (9.54)
 Physical function
42.9(13.39)
42.4(13.68)
 Role physical
44.8(12.10)
45.0(12.23)
 Bodily pain
47.4(11.32)
47.4(11.07)
 General health
45.8(10.13)
50.0 (7.09)
 Vitality
48.6 (8.57)
53.4 (8.06)
 Social functioning
46.8(10.63)
45.4(12.21)
 Role emotional
45.3(11.58)
52.4 (8.14)
 Mental health 49.7 (8.13) 50.0 (7.09)

*12 of the 39 test-retest study completers were also participants in a cognitive interview.