Table 5.
Patient characteristics
| Cohort 1 data | N | Main Complaint (ICPC code) | Percent |
| Number of registrations | 1704 | Spine (L2, L3, and L86) | 73.9 |
| Number of respondents | 1498 | Low Back without sciatica (L3) | 30.0 |
| Low Back with sciatica (L86) | 18.1 | ||
| Neck (L1) | 16.9 | ||
| Headache (N01, N02, and N89) | 4.6 | ||
| Upper Extremity (L8-L12) | 7.3 | ||
| Lower Extremity (L13-L17) | 8.6 | ||
| Other | 5.6 | ||
| Duration | |||
| < 3 months | 16.3 | ||
| 3–12 months | 21.6 | ||
| > 1 year | 62.1 | ||
| Source of referral | |||
| General practitioner | 16.1 | ||
| Physiotherapist | 8.7 | ||
| Medical Specialist | 3.2 | ||
| Self-referral | 61.0 | ||
| Other | 11.0 | ||
| NRS pain a | Mean (sd) | ||
| Low Back (N = 722) | 6.0 (2.0) | ||
| Low Back without sciatica (N = 449) | 5.9 (1.9) | ||
| Low Back with sciatica (N = 273) | 6.2 (2.0) | ||
| Neck (N = 250) | 6.2 (2.0) | ||
| Other (N = 526) | 6.0 (2.2) | ||
| Cohort 2 data | Function measures a | Mean (sd) | |
| Number of registrations | 2610 | RDQ (N = 827) | 8.9 (5.3) |
| Number of respondents | 1701 | NDI (N = 269) | 13.1 (7.2) |
| LEFS (N = 159) | 55.0 (15.8) | ||
| DASH (N = 102) | 31.6 (16.5) | ||
| HIT-6 (N = 54) | 60.0 (7.5) | ||
| Cohort 3 data | Previous treatments | Percent | |
| Sample of respondents | 433 | Physical therapy | 68.1 |
| Manual therapy | 37.7 | ||
| Chiropractic treatment | 17.0 | ||
| MT or chiropractor | 45.9 | ||
| MT and chiropractor | 8.8 | ||
| Medication | 25.6 | ||
| Injections (pain clinic) | 6.7 | ||
| Surgery | 4.4 |
aPatient Reported Outcome Measures were tailored to the main complaint