Table 1.
Participants’ sociodemographic and US characteristics.
| Sociodemographic Characteristics | Levator Scapulae SWE a | |||||
|---|---|---|---|---|---|---|
| Age (y) |
Height (m) |
Weight (kg) |
BMI (kg/m2) |
Young’s Modulus (kPa) |
Shear Wave Speed (m/s) |
|
| Gender | ||||||
| Males (n = 35) | 22.2 ± 4.7 | 1.77 ± 0.07 | 74.8 ± 13.3 | 23.9 ± 3.6 | 29.6 ± 19.4 | 2.92 ± 0.99 |
| Females (n = 32) | 20.6 ± 2.6 | 1.64 ± 0.06 | 65.1 ± 12.5 | 24.3 ± 4.7 | 28.4 ± 21.2 | 2.78 ± 1.10 |
| Difference | 1.6 (−0.31; 3.5) p = 0.101 |
0.13 (0.09; 0.16) p < 0.001 |
9.7 (3.3; 16.1) p = 0.003 |
0.4 (−1.6; 2.4) p = 0.707 |
1.1 (−5.9; 8.1) p = 0.747 |
0.14 (−0.21; 0.50) p = 0.436 |
| Cases and controls | ||||||
| Asymptomatic subjects (n = 33) | 21.4 ± 4.8 | 1.72 ± 0.08 | 72.4 ± 14.4 | 24.3 ± 4.0 | 27.8 ± 21.4 | 2.78 ± 1.10 |
| Patients with neck pain (n = 34) | 21.5 ± 2.8 | 1.69 ± 0.10 | 68.3 ± 13.1 | 23.8 ± 4.3 | 29.6 ± 19.1 | 2.90 ± 1.00 |
| Difference | 0.0 (−1.9; 2.0) p = 0.973 |
0.03 (−0.01; 0.08) p = 0.133 | 4.1 (−2.7; 10.8) p = 0.231 |
0.4 (−1.6; 2.5) p = 0.667 |
1.8 (−5.1; 8.7) p = 0.605 |
0.11 (−0.24; 0.47) p = 0.525 |
a Reported values are calculated as the mean average of the scores obtained by both examiners.