Table 7.
Correlations (Pearson’s r) between the postural kyphosis, the Scheuermann’s kyphosis, the normal group, and the entire sample for all measured outcomes.
| Correlation between Variables | Postural Kyphosis r (p Value) N = 35 |
Scheuermann’s Kyphosis r (p Value) N = 45 |
Normal Group r (p Value) N = 80 |
Entire Sample r (p Value) N = 160 |
|---|---|---|---|---|
| CVA | −0.7 (<0.001) |
−0.6 (<0.001) |
−0.51 (<0.001) |
−0.61 (<0.001) |
| NDI | 0.58 (<0.001) |
0.50 (<0.001) |
0.51 (<0.001) |
0.67 (<0.001) |
| Pain intensity (NRS) |
0.5 (<0.001) |
0.35 (0.03) |
0.34 (0.043) |
0.53 (<0.001) |
| Smooth pursuit neck torsion test | 0.54 (<0.001) |
0.50 (<0.001) |
0.50 (<0.001) |
0.58 (<0.001) |
| Overall stability index |
0.61 (<0.001) |
0.49 (<0.001) |
0.52 (<0.001) |
0.59 (<0.001) |
| Head repositioning accuracy (Right) | 0.7 (<0.001) |
0.54 (<0.001) |
0.61 (<0.001) |
0.74 (<0.001) |
| Head repositioning accuracy (Left) | 0.67 (<0.001) |
0.52 (<0.001) |
0.61 (<0.001) |
0.71 (<0.001) |
| Sympathetic skin resistance amplitude |
0.7 (<0.001) |
0.56 (<0.001) |
0.61 (<0.001) |
0.69 (<0.001) |
| Sympathetic skin resistance latency |
−0.2 (0.05) |
−0.5 (<0.001) |
−0.36 (<0.001) |
−0.49 (<0.001) |
CVA = Craniovertebral angle; NDI = neck disability index; NRS = numerical rating scale.