Proportion of cases and primary references (reference 1) who have consulted a physician due to different diagnostic chapters (ICD-10) before and after neck-injury diagnosis and mean numbers of consultation per participant consulting
| Low-frequent | Frequent | High-frequent | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Year* | Cases n=384 | References n=2001 | Cases n=583 | References n=2287 | Cases n=476 | References n=1477 | ||||||
| Per cent | Mean | Per cent | Mean | Per cent | Mean | Per cent | Mean | Per cent | Mean | Per cent | Mean | |
| Diseases of the musculoskeletal system and connective tissue† | ||||||||||||
| Year−3 | 7.0 | 1.4 | 3.9 | 1.4 | 11.7 | 1.4 | 7.9 | 1.4 | 27.1 | 2.7 | 16.7 | 2.5 |
| Year−2 | 1.3 | 1.2 | 0.8 | 1.3 | 10.5 | 1.4 | 9.1 | 1.3 | 33.8 | 2.8 | 22.7 | 2.2 |
| Year−1 | 5.5 | 1.5 | 5.8 | 1.5 | 10.6 | 1.8 | 11.2 | 1.5 | 26.9 | 2.5 | 21.4 | 2.4 |
| Year 1 | 13.8 | 2.0 | 4.1 | 2.0 | 18.2 | 2.0 | 10.0 | 1.7 | 35.5 | 3.3 | 20.4 | 2.4 |
| Year 2 | 13.0 | 3.1 | 5.3 | 1.6 | 14.8 | 2.3 | 9.0 | 1.9 | 28.8 | 3.3 | 18.6 | 2.3 |
| Year 3 | 10.7 | 3.1 | 6.3 | 1.8 | 17.8 | 3.0 | 12.0 | 1.8 | 29.8 | 3.5 | 21.5 | 2.6 |
| Psychological distress‡ | ||||||||||||
| Year−3 | 1.6 | 2.8 | 0.5 | 1.3 | 2.9 | 1.8 | 2.7 | 3.0 | 13.4 | 4.3 | 10.1 | 2.9 |
| Year−2 | 0.8 | 1.0 | 0.0 | 0.0 | 3.4 | 1.5 | 2.5 | 2.6 | 14.9 | 4.5 | 11.4 | 3.2 |
| Year−1 | 1.0 | 4.8 | 0.5 | 1.7 | 4.6 | 2.8 | 2.0 | 2.8 | 13.4 | 4.3 | 10.7 | 3.8 |
| Year 1 | 3.1 | 3.8 | 1.1 | 2.3 | 5.7 | 3.4 | 1.6 | 2.3 | 13.9 | 4.5 | 7.9 | 4.3 |
| Year 2 | 4.7 | 1.9 | 0.9 | 4.9 | 4.8 | 2.8 | 2.6 | 3.1 | 14.5 | 3.8 | 8.5 | 3.0 |
| Year 3 | 4.7 | 3.1 | 1.7 | 1.9 | 6.5 | 4.3 | 4.0 | 2.9 | 10.3 | 2.6 | 8.6 | 2.7 |
| Headache, dizziness and tinnitus§ | ||||||||||||
| Year −3 | 1.0 | 1.0 | 0.1 | 1.0 | 0.7 | 1.3 | 0.7 | 2.1 | 4.0 | 1.7 | 2.8 | 1.5 |
| Year−2 | 0.3 | 1.0 | 0.0 | 0.0 | 1.7 | 1.3 | 0.5 | 3.4 | 4.4 | 2.2 | 3.3 | 1.8 |
| Year−1 | 0.8 | 1.7 | 0.8 | 1.5 | 1.0 | 1.2 | 0.8 | 1.9 | 4.2 | 1.7 | 2.8 | 1.3 |
| Year 1 | 2.6 | 1.1 | 0.4 | 1.9 | 1.9 | 1.5 | 1.5 | 1.5 | 5.3 | 1.7 | 2.6 | 1.5 |
| Year 2 | 2.6 | 5.6 | 0.6 | 1.5 | 1.9 | 3.7 | 1.5 | 1.5 | 6.5 | 2.6 | 3.2 | 2.1 |
| Year 3 | 2.1 | 4.4 | 0.4 | 1.6 | 2.7 | 4.0 | 1.2 | 1.4 | 5.5 | 1.7 | 2.9 | 1.4 |
*Year −3=3 years until 2 years before the ‘washout’ month, Year −2=2 years until 1 year before the ‘washout’ month, Year −1=1 year before the ‘washout’ month, Year 1=1 day after until 1 year after the neck trauma diagnosis, Year 2=1 year–2 years after neck trauma diagnosis, Year 3=2–3 years after the neck trauma diagnosis.
†ICD-10 chapter XII.
‡ICD-10 block F32, F41, F43.
§ICD-10 M53.1 G44.0 G44.0 G44.3 F45.4 G44.2 R51 G44.1 H81.0 H81.1 H81.2 H81.3 H81.4 H81.8 H81.9 R 42.9 F 40.0 H93.
ICD, International Classification of Diseases.