Table 1. General characteristics of the subjects.
| CE group (n1 = 15) |
Control group (n2 = 16) |
|
|---|---|---|
| Age (years) | 57.5 (6.7)a | 62.8 (7.9) |
| Gender (male/female) | 13/2 | 12/4 |
| Height (cm) | 167.4 (5.1) | 168.7 (7.6) |
| Weight (kg) | 63.5 (11.6) | 67.5 (11.4) |
| BMI (kg/m2) | 23.3 (3.5) | 23.7 (3.3) |
| Duration of neck pain (months) | 24.6 (12.1) | 20.2 (10.1) |
| PDS | ||
| Re-experiencing | 12.8 (1.3) | 12.3(1.4) |
| Avoidance | 14.4 (1.1) | 13.9 (1.1) |
| Arousal | 13.1 (1.1) | 13.0 (1.1) |
aMeans (SD). CE: cervical exercise; BMI: body mass index; DSM: diagnostic and statistical manual of mental disorder; PDS: post-traumatic diagnostic scale