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19 September 2023: Clinical Research

Impact of Verbal Suggestions on Finger Flexor Activation and Strength in Healthy Individuals

Kamil Zaworski ABCDEFG* , Monika Kadłubowska BCDF , Joanna Baj-Korpak CDEG

DOI: 10.12659/MSM.941548

Med Sci Monit 2023; 29:e941548

Table 3 Changes in muscle strength and activation in the groups under study (N=88).

PDifferences in dependent samplestp
MeanSD95% confidence interval for mean differences
TestMeanSDMean standard errorMinMax
Dynamometric measurement (N) before13.112.431.038.18−
Dynamometric measurement (N) after12.722.36
sEMG (μV) before94.8117.6122.8185.88−55.489.85−1.430.164
sEMG (μV) after103.8919.29
Dynamometric measurement (N) before12.002.23−2.063.370.783.343.290.003**
Dynamometric measurement (N) after11.932.22
sEMG (μV) before98.3718.273.6953.19−23.9216.55−0.370.712
sEMG (μV) after101.9218.93
Dynamometric measurement (N) before13.992.552.*
Dynamometric measurement (N) after13.192.41
sEMG (μV) before97.6617.83−6.5154.56−26.8813.87−0.650.519
sEMG (μV) after117.3321.42
P – positive information group; N – negative information group; C – control group; N – Newton; μV – microvolt; SD – standard deviation;
* p≤0.05;
** p

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Medical Science Monitor eISSN: 1643-3750
Medical Science Monitor eISSN: 1643-3750