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. 2014 Jun 17;15:121. doi: 10.1186/1471-2296-15-121

Table 1.

Characteristics of the study population, stratified according to whether they ever or never had a PSA test (N (%), unless otherwise stated)

Population characteristics
PSA tested
 
 
Ever
Never
 
      N = 2,473 (68.2%) N = 1,153 (31.8%) p-value
Socio-demographic characteristics
Age at interview
Years
Median, (IQR)
64 (57, 71)
59 (54, 69)
<0.001
Marital status
Married
N (%)
1,916 (77.4)
795 (69.0)
<0.001
 
Single
N (%)
248 (10.0)
178 (15.4)
 
 
Sep/Divorced
N (%)
112 (4.5)
89 (7.7)
 
 
Widowed
N (%)
199 (8.0)
91 (7.9)
 
Education
Primary
N (%)
771 (31.2)
425 (36.9)
<0.001
 
Secondary
N (%)
952 (38.5)
463 (40.2)
 
 
Third Level
N (%)
752 (30.4)
265 (23.0)
 
Employment
Employed
N (%)
1,007 (40.7)
508 (44.1)
<0.001
 
Retired
N (%)
1,225 (49.5)
406 (35.2)
 
 
Other
N (%)
243 (9.8)
239 (20.7)
 
Smoking status
Never
N (%)
919 (37.2)
374 (32.4)
<0.001
 
Past
N (%)
1,215 (49.1)
471 (40.8)
 
 
Current
N (%)
340 (13.7)
308 (26.7)
 
PHI
At time of CAPI
N (%)
1,618 (65.4)
514 (44.6)
<0.001
Health-care utilisation
No. of GP visits
year pre-CAPI
Median (IQR)
3 (1,5)
2 (0, 4)
<0.001
Cholesterol test
Ever
N (%)
2,408 (97.4)
791 (68.9)
<0.001
Influenza Vaccine
Ever
N (%)
1,352 (54.6)
468 (40.6)
<0.001
No. of medicines
Self-reported
Median (IQR)
2 (0, 4)
1 (0, 3)
<0.001
 
BPH-Medicine
N (%)
166 (4.7)
21 (1.8)
<0.002
 
Aspirin
N (%)
673 (27.2)
216 (18.7)
<0.001
 
Statin
N (%)
869 (35.1)
277 (24.0)
<0.001
GMS eligibility
At time of CAPI
N (%)
1,072 (43.3)
544 (47.2)
0.029
Physical, mental and emotional health
Overall health1
Excellent/Very good
N (%)
1,398 (56.5)
601 (52.3)
0.012
Good
N (%)
690 (27.9)
376 (32.7)
 
Fair/Poor
N (%)
386 (15.6)
173 (15.0)
 
No. chronic illnesses
 
Median (IQR)
2 (1, 3)
1 (0,2)
<0.001
Cancer diagnosis
Ever
N (%)
179 (7.2)
24 (2.1)
<0.001
 
Prostate cancer
N (%)
93 (3.8)
0 (0)
<0.001
Frailty
Not frail
N (%)
1,265 (51.1)
486 (42.2)
<0.001
 
Pre-frail
N (%)
481 (19.5)
244 (21.2)
 
 
Frail
N (%)
57 (2.3)
23 (2.0)
 
 
Unrecorded
N (%)
670 (27.1)
400 (34.7)
 
Emotional/Mental health1
Excellent/Very good
N (%)
1,604 (64.8)
689 (59.8)
0.007
Good
N (%)
676 (27.3)
347 (30.1)
 
Fair/Poor
N (%)
195 (7.9)
117 (10.2)
 
Depression score
CESD
Median (IQR)
3 (0, 6)
3 (1, 8)
0.001
Depression
No
N (%)
1,954 (79.9)
847 (74.6)
0.002
Sub-threshold
N (%)
344 (14.1)
200 (17.6)
 
Case-Level
N (%)
151 (6.2)
88 (7.8)
 
Anxiety score
HADS-A (SCQ)
Median (IQR)
4 (2, 7)
5 (2, 7)
0.167
Anxiety categorical
Not anxious
N (%)
1,679 (67.8)
695 (60.2)
0.001
Borderline
N (%)
277 (11.2)
115 (10.0)
 
Case-Level
N (%)
118 (4.8)
75 (6.5)
 
Unclassified
N (%)
401 (16.2)
268 (23.2)
 
Cognition
MMSE score
Median (IQR)
29 (27, 30)
29 (28, 30)
 
MMSE categorical
Normal
N (%)
1,677 (67.8)
699 (60.6)
<0.001
Mild /moderate Impairment
N (%)
157 (6.3)
83 (7.2)
 
  Unrecorded N (%) 641 (25.9) 371 (32.2)  

1Self-rated overall and emotional or mental health relative to others of the same age; PHI: Private Health Insurance; CAPI: Computer Aided Personal Interview; SCQ: self-completed questionnaire, IQR: Interquartile range.