Table:
veterans released between 1954 and 2003
canadian comparator, 2003
veterans released between 1998 and 2012
canadian comparator, 2012

%
95% confidence interval
%
95% confidence interval
%
95% confidence interval
%
95% confidence interval

from
to
from
to
from
to
from
to

back problems
26.3
22.9
30.1
21.5
20.9
22.0
34.5
32.4
36.7
18.8
18.3
19.3

arthritis
21.5
19.0
24.2
18.7
18.1
19.2
22.4
20.7
24.3
10.8
10.4
11.2

depression
5.8
4.5
7.5
4.4
4.1
4.7
17.1
15.4
19.0
6.3
6.0
6.6

anxiety
f
2.1
4.2
3.0
2.8
3.2
11.1
9.7
12.7
5.6
5.3
5.9

high blood pressure
18.3
16.2
20.6
19.2
18.7
19.7
17.2
15.8
19.0
14.7
14.3
15.1

heart disease
8.5
7.1
10.2
7.5
7.1
7.9
3.3
2.7
4.1
3.5
3.2
3.8

cancer
f
1.9
3.9
2.3
2.1
2.5
f
1.2
2.2
1.3
1.1
1.5

Statement: regular force veterans of both eras had a higher prevalence of back problems than comparable canadians.
Question: which had a higher prevalence of back problems,veterans of both eras or comparable canadians?
Answer: veterans released between 1954 and 2003, veterans released between 1998 and 2012