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©The Author(s) 2021.
World J Orthop. Oct 18, 2021; 12(10): 781-790
Published online Oct 18, 2021. doi: 10.5312/wjo.v12.i10.781
Published online Oct 18, 2021. doi: 10.5312/wjo.v12.i10.781
Table 2 Pain pressure thresholds
Variable | Time of measurement | HIPE | LIPE | DN | Mean difference | ANOVA interaction effect | Bonferroni post-hoc analysis | |
MTrP (kg/cm2) | Pre | 4.20 ± 0.57 | 4.10 ± 0.54 | 3.80 ± 0.67 | 0.10 (-0.95-1.15)1; 0.40 (-0.65-1.45)2; 0.30 (-0.75-1.35)1 | F = 0.65; P = 0.562; η2 = 0.09 | Group | NA |
Post | 3.50 ± 0.61 | 3.60 ± 0.41 | 4.00 ± 0.35 | 0.10 (-0.73-0.93)1; 0.50 (-0.33-1.33)2; 0.40 (-0.43-1.23)3 | F = 1.55; P = 0.251; η2 = 0.20 | Time | ||
7 d follow-up | 5.00 ± 1.00 | 5.00 ± 0.50 | 4.50 ± 0.70 | 0.00 (-1.34-1.34)1; 0.50 (-0.84-1.84)2; 0.50 (-0.84-1.84)3 | F = 0.71; P = 0.509; η2 = 0.10 | Follow up > post, P < 0.0014,5 | ||
Patellar tendon (kg/cm2) | Pre | 5.20 ± 0.83 | 5.30 ± 0.27 | 5.20 ± 0.83 | 0.10 (-1.13-1.33)1; 0.00 (-1.23-1.23)2; 0.10 (-1.13-1.33)3 | F = 0.03; P = 0.967; η2 = 0.00 | Group | NA |
Post | 4.90 ± 1.19 | 4.70 ± 0.44 | 5.00 ± 0.79 | 0.20 (-1.32-1.72)1; 0.10 (-1.42-1.62)2; 0.30 (-1.22-1.82)3 | F = 0.15; P = 0.858; η2 = 0.02 | Time | Follow-up > pre, P < 0.0014,5,6 | |
7 d follow-up | 9.10 ± 0.82 | 9.50 ± 0.35 | 9.00 ± 0.86 | 0.40 (-1.66-0.86)1; 0.10 (-1.16-1.36)2; 0.50 (-0.76-1.76)3 | F = 0.67; P = 0.526; η2 = 0.10 | Follow-up > post, P < 0.0014,5,6 |
- Citation: Valera-Calero JA, Sánchez-Mayoral-Martín A, Varol U. Short-term effectiveness of high- and low-intensity percutaneous electrolysis in patients with patellofemoral pain syndrome: A pilot study. World J Orthop 2021; 12(10): 781-790
- URL: https://www.wjgnet.com/2218-5836/full/v12/i10/781.htm
- DOI: https://dx.doi.org/10.5312/wjo.v12.i10.781