Research Article
Comparison of Dry Needling versus Orthopedic Manual Therapy in Patients with Myofascial Chronic Neck Pain: A Single-Blind, Randomized Pilot Study
Table 4
Nonparametric tests of outcome data of pressure pain thresholds.
|
Variable |
Groups | Median (interquartile range) Pressure pain thresholds (PPT) |
Friedman ANOVA | Wilcoxon (a) Base versus post 1 (b) Base versus post 2 (c) Base versus follow-up | Baseline | Post 1 | Post 2 | Follow- up |
| C5-C6 | DN-S | 2.34 (1.16–3.29) | 2.42 (1.26–3.39) | 2.88 (1.28–3.65) | 2.09 (1.45–3.63) | 0.545 | (a) 0.721 (b) 0.182 (c) 0.695 | STT | 2.19 (1.31–3.08) | 1.74 (0.88–2.14) | 1.57 (1.21–2.55) | 2.25 (1.64–2.45) | 0.058 | (a) 0.239 (b) 0.480 (c) 0.638 | OMT | 1.94 (1.44–2.19) | 3.05 (2.16–4.37) | 3.60 (2.59–3.74) | 3.11 (2.81–3.92) | 0.001 | (a) 0.006 (b) 0.003 (c) 0.002 | K-W | 0.612 | 0.008 | 0.019 | 0.011 | | | Mann-Whitney test | | | | | | |
DN-S versus STT DN-S versus OMT STT versus OMT | 0.729 0.354 0.487 | 0.073 0.224 0.002 | 0.166 0.325 0.003 | 0.908 0.043 0.002 | | |
| Trapezius | DN-S | 3.13 (1.42–4.45) | 3.20 (1.80–4.09) | 3.52 (1.30–4.31) | 2.85 (1.50–5.23) | 0.682 | (a) 0.937 (b) 0.638 (c) 0.239 | STT | 2.19 (1.72–3.03) | 1.84 (0.94–2.51) | 1.78 (1.33–2.83) | 2.49 (1.64–3.50) | 0.117 | (a) 0.530 (b) 0.814 (c) 0.583 | OMT | 3.15 (1.62–3.24) | 3.24 (2.95–4.28) | 3.65 (3.21–3.68) | 4.06 (3.75–4.38) | 0.001 | (a) 0.005 (b) 0.003 (c) 0.005 | K-W | 0.453 | 0.008 | 0.072 | 0.012 | | | Mann-Whitney test | | | | | | |
DN-S versus STT DN-S versus OMT STT versus OMT | 0.355 0.524 0.247 | 0.050 0.297 0.002 | 0.326 0.885 0.005 | 0.488 0.057 0.003 | | |
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DN-S = dry needling + stretching, STT = soft tissue techniques, and OMT = orthopedic manual therapy. K-W = Kruskal-Wallis test.
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