Pain reduction during sham TENS application (T1) did not reach statistical significance ( P =0.07).
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Transcutaneous electrical nerve stimulation and placebo analgesia: is the effect the same for young and older individuals?
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0.0700
0.0700
The sentences
Differences in placebo effects during (T1; P =0.15) and 30 min after (T4; P =0.09) sham TENS stimulation failed to reach statistical significance.