| Whole sample (n = 167) | Online then paper (n = 76)a | Paper then online (n = 83) |
---|---|---|---|
Gender | Â | Â | Â |
Male | 60 (35.9%) | 23 (30.3%) | 35 (42.2%) |
Female | 90 (53.9%) | 43 (56.6%) | 42 (50.6%) |
Missing data | 17 (10.2%) | 10 (13.2%) | 6 (7.2%) |
Age | Â | Â | Â |
Mean Range | 46.28 18 to 78 | 44.79 19 to 74 | 46.66 18 to 78 |
Missing data (n, %) | 48 (28.7%) | 19 (25%) | 27 (32.5%) |
Duration of back pain (yrs) | Â | Â | Â |
Mean Range | 9.25 0.02 to 50 | 8.68 0.04 to 40 | 9.36 0.02 to 37 |
Missing data (n, %) | 49 (29.3%) | 20 (26.3%) | 27 (32.5%) |
Employment status | Â | Â | Â |
Unemployed | 1 (0.6%) | 1 (1.3%) | 0 (0.0%) |
Retired | 24 (14.4%) | 10 (13.2%) | 12 (14.5%) |
Employed | 66 (39.5%) | 30 (39.5%) | 32 (38.6%) |
In education | 16 (9.6%) | 9 (11.8%) | 7 (8.4%) |
Unable to work due to back pain | 1 (0.6%) | 0 (0.0%) | 1 (1.2%) |
Other | 7 (4.2%) | 3 (3.9%) | 4 (4.8%) |
Missing data (n, %) | 52 (31.1%) | 23 (30.3%) | 27 (32.5%) |