Table 1: Sociodemographic information for the cohort of patients with a first lumbar disc herniation surgery in 2007-2009 when aged 25-60 years (n = 5842); among all and stratified for those with less or more than 180 sick-leave days in the first and second year after surgery date, respectively.
|
All |
First year after surgery date |
Second year after surgery date |
||||||||
|
|
|
|
≤ 180 sick-leave days |
> 180 sick-leave days |
≤ 180 sick-leave days |
> 180 sick-leave days |
||||
|
|
N |
% |
N |
% |
N |
% |
N |
% |
N |
% |
Age at surgery |
< 45 |
2928 |
50 |
2195 |
52 |
733 |
44 |
2587 |
52 |
341 |
42 |
|
45-55 |
1893 |
32 |
1300 |
31 |
593 |
36 |
1585 |
32 |
308 |
38 |
|
> 55 |
1021 |
17 |
693 |
17 |
328 |
20 |
851 |
17 |
170 |
21 |
Sex |
Women |
2648 |
45 |
1746 |
42 |
902 |
55 |
2192 |
44 |
456 |
56 |
|
Men |
3194 |
55 |
2442 |
58 |
752 |
45 |
2831 |
56 |
363 |
44 |
Country of birth |
Sweden |
4967 |
85 |
3630 |
87 |
1337 |
81 |
4309 |
86 |
658 |
80 |
|
Other |
875 |
15 |
558 |
13 |
317 |
19 |
714 |
14 |
161 |
20 |
Level of education |
Primary |
949 |
16 |
600 |
14 |
349 |
21 |
773 |
15 |
176 |
21 |
|
Secondary |
3122 |
53 |
2209 |
53 |
913 |
55 |
2691 |
54 |
431 |
53 |
|
University |
1771 |
30 |
1379 |
33 |
392 |
24 |
1559 |
31 |
212 |
26 |
Sick-leave days one year prior to surgery |
<= 90 days |
3707 |
63 |
3139 |
75 |
568 |
34 |
3436 |
68 |
271 |
33 |
|
> 90 days |
2135 |
37 |
1049 |
25 |
1086 |
66 |
1587 |
32 |
548 |
67 |
Rehospitalisation first year after surgery |
No |
4486 |
77 |
3389 |
81 |
1097 |
66 |
3983 |
79 |
503 |
61 |
|
Yes |
1356 |
23 |
799 |
19 |
557 |
34 |
1040 |
21 |
316 |
39 |
|
|
Mean |
SD |
Mean |
SD |
Mean |
SD |
Mean |
SD |
Mean |
SD |
Number of sick-leave days |
1st year after surgery |
140 |
123 |
67 |
46 |
310 |
64 |
112 |
103 |
302 |
104 |
2nd year after surgery |
59 |
112 |
19 |
57 |
152 |
148 |
15 |
36 |
308 |
62 |
|
Total |
|
5842 |
|
4188 |
|
1654 |
|
5023 |
|
819 |
|