Table 1.
Patient characteristics at baseline (n = 187).
| Mean age, years | n (%) | |
|---|---|---|
| Sex | ||
| Female | 38.2 | 119 (64) |
| Male | 43.2 | 68 (36) |
| Employed | 148 (79) | |
| Smoker | 61 (33) | |
| Previous episodes of acute neck pain | 118 (63) | |
| Previous treatment for neck pain | 74 (40) | |
| Duration of acute neck pain <2 weeks | 79 (42) | |
| aPain radiating to: | ||
| Shoulder(s) | 104 (56) | |
| Arm(s) | 69 (37) | |
| Back | 10 (5) | |
| Between shoulder blades | 76 (41) | |
| Neck pain accompanied by headache | 117 (62) | |
| Self-reported cause of neck pain | ||
| Spontaneously/unknown | 70 (38) | |
| Motor vehicle accident | 42 (23) | |
| Noticed after waking up | 32 (17) | |
| After a fall or hitting the head | 13 (7) | |
| Sudden onset | 12 (6) | |
| Stress related | 10 (5) | |
| Work related | 8 (4) | |
a
Total is more than 100% because patients could indicate more than one area where they experienced pain.