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Table 1 Demographic data

From: Headache and musculoskeletal complaints among subjects with self reported whiplash injury. The HUNT-2 study

  No MSC or HA HA-no MSC MSC-no HA MSC and HA
Total number 17524 8096 11195 10080
Age (mean, SD) 48.7 (17.6) 40.8 (13.7) 56.0 (15.6) 47.6 (14.0)
Gender, female % 44.3 63.3 48.6 67.1
Years of education >12 years (%) 23.7 27.4 15.4 18.3
Current smokers (%) 24.6 28.1 28.3 33.8
Analgesic use (%)* 1.4 5.3 11.7 22.1
HADS anxiety score >8 (%)
HADS depression score >8 (%)
4.6
3.7
9.6
4.8
9.6
8.1
19.9
11.5
Alcohol abstainers (%) 11.0 8.2 13.3 11.7
BMI >25 (%) 57.9 52.6 66.1 60.8
High physical activity (%)** 14.6 11.7 10.3 9.6
  1. HA = Headache, MSC = Musculoskeletal complaints
  2. *Analagesic use daily or almost daily
  3. **≥ 3 hours/week with hard physical activity.