Table 3 Baseline characteristics for all patients seen at the Spine Centre during seven years by information given in central registersa
From: The clinical back pain courses described by information available in Danish central registries
Total N = 60,913 | 2011–2013 N = 23,763 | 2014–2015 N = 18,084 | 2016–2017 N = 19,066 | ||
|---|---|---|---|---|---|
Model I: | Age | ||||
At least six months between courses | Median (25%; 75%) | 53 (42; 66) | 51 (40; 64) | 53 (42; 66) | 54 (43; 67) |
Sex | |||||
Male | 28,599 (44.2%) | 11,057 (43.9%) | 8538 (44.1%) | 9004 (44.6%) | |
Female | 36,158 (55.8%) | 14,139 (56.1%) | 10,817 (55.9%) | 11.202 (55.4%) | |
CCI | |||||
0 | 46,615 (72%) | 18.350 (73%) | 13,864 (72%) | 14,401 (71%) | |
1 | 9587 (15%) | 3665 (15%) | 2913 (15%) | 3009 (15%) | |
> 1 | 8555 (13%) | 3181 (13%) | 2578 (13%) | 2796 (14%) | |
Prior chiropractor or physiotherapist treatment | |||||
Yes | 25.711 (40%) | 9567 (38%) | 7764 (40%) | 8380 (41%) | |
No | 39,046 (60%) | 15,629 (62%) | 11,591 (60%) | 11,826 (59%) | |
Model II: | Age | ||||
At least one year between courses | Median (25%; 75%) | 52 (41; 65) | 51 (40; 64) | 53 (42; 66) | 54 (43; 67) |
Sex | |||||
Male | 27,016 (44.3%) | 10,470 (44.1%) | 8028 (44.4%) | 8518 (44.7%) | |
Female | 33,897 (55.7%) | 13,293 (55.9%) | 10,056 (55.6%) | 10.548 (55.3%) | |
CCI | |||||
0 | 44,090 (72.4%) | 17,410 (73.3%) | 13,027 (72.0%) | 13,653 (71.6%) | |
1 | 8921 (14.7%) | 3416 (14.4%) | 2700 (14.9%) | 2805 (14.7%) | |
> 1 | 7902 (13.0%) | 2937 (12.4%) | 2357 (13.1%) | 2608 (13.7%) | |
Prior chiropractor or physiotherapist treatment | |||||
Yes | 24,769 (40.7%) | 9250 (38.9%) | 7432 (41.1%) | 8087 (42.4%) | |
No | 36,144 (59.3%) | 14,513 (61.1%) | 10,652 (58.9%) | 10,979 (57.6%) | |
Model III: | Age | ||||
At least two years between courses | Median (25%; 75%) | 52 (41; 65) | 51 (40; 64) | 53 (41; 66) | 54 (43; 67) |
Sex | |||||
Male | 25,481 (44%) | 10,019 (44%) | 7493 (45%) | 7969 (45%) | |
Female | 31,856 (56%) | 12,771 (56%) | 9316 (55%) | 9769 (55%) | |
CCI | |||||
0 | 42,024 (73%) | 16,906 (74%) | 12,267 (73%) | 12,851 (72%) | |
1 | 8194 (14%) | 3202 (14%) | 2546 (14%) | 2546 (14%) | |
> 1 | 7119 (12%) | 2682 (12%) | 2341 (13%) | 2341 (13%) | |
Prior chiropractor or physiotherapist treatment | |||||
Yes | 23,709 (41%) | 8986 (39%) | 7063 (42%) | 7660 (43%) | |
No | 33.628 (59%) | 13,804 (61%) | 9746 (58%) | 10,078 (57%) |