Table 3.
Baseline characteristics of participants
| Patients | Healthy volunteers | Significance (p) | |
|---|---|---|---|
| N |
29 |
30 |
|
| Age (years) |
39.7 (13.1) |
40.9 (13.1) |
0.72† |
| Females |
21/29 |
21/30 |
0.23‡ |
| With skeletal variants/anomalies |
9/29 |
5/29 |
0.23‡ |
| Regional range of motion in flexion (degrees-SD) |
49 (6.7) |
53 (7.2) |
0.04† |
| Regional range of motion in extension (degrees-SD) |
51 (7.2) |
56 (6.6) |
0.03† |
| Median pain duration, weeks (interquartile range) |
12 (2–36) |
|
|
| With other pain sites |
18/29 |
- |
- |
| Mean pain pressure threshold, kPa (SD) |
475 (160) |
- |
-- |
| Mean pain score/10 (SD) |
5 (1.5) |
- |
- |
| Mean NDI score/50 (SD) |
13 (6.7) |
- |
- |
| Mean EQ-5D-5 L VAS/100 |
75 (15.5) |
- |
- |
| EQ-5D-5 L Index (SD) |
0.74 (0.099) |
- |
- |
| Mean number of treatment visits (range) | 8 (7–8) | - | - |
kPa, kilopascals; NRS, Numerical Rating Scale for pain; NDI, Neck Disability Index; EQ-5D-5 L, Euroquol; VAS, Visual Analogue Scale; †, (unpaired) t test; ‡, Fisher’s exact test.