Table 1.
Patient characteristics (n = 112)
| Mean (SD) | |
|---|---|
| n (%) | |
| Age (years) | 38.8 (11.4) |
| Duration of chronic pain (months) | 18.0 (8.0–48.0)a |
| Sick leave in the past year (weeks) | 15.6 (18.1) |
| NPAD–DLV (scale 0–100) | 53.1 (16.6) |
| NDI–DLV (scale 0–50) | 21.5 (7.4) |
| VASpain (0–100) | 53.2 (21.4) |
| VASdisability (0–100) | 54.0 (23.5) |
| Female | 70 (63) |
| Pain radiating to, | |
| Shoulder(s) | 94 (84) |
| Upper arm(s) | 55 (49) |
| Forearm(s) | 36 (32) |
| Hand/fingers | 33 (30) |
| Between shoulder blades | 54 (50) |
| Pins and needles below elbow | 36 (34) |
| Concomitant complaints | |
| Headache | 81 (73) |
| Dizziness | 38 (34) |
| Concentration problems | 20 (18) |
| Nausea | 13 (12) |
| Fatigue | 69 (62) |
| Low back pain | 44 (40) |
| Self reported cause of neck pain | |
| Motor vehicle accident | 47 (42) |
| Other trauma | 16 (14) |
| Spontaneously/unknown | 11 (10) |
| Stress | 5 (5) |
| Work related | 12 (11) |
| Other | 21 (19) |
| Previously been treated for neck pain | 102 (92) |
| Education | |
| Low | 4 (4) |
| Intermediate vocational education | 82 (75) |
| High | 23 (21) |
| Work status (employed) | 94 (84) |
| Workers compensation | 62 (55) |
| Involved in litigation | 34 (31) |
NPAD–DLV Neck Pain and Disability Scale Dutch Language Version, NDI–DLV Neck Disability Index Dutch Language Version, VAS Visual Analog Scale
aMedian and Interquartile Range