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Table 1 Changes in tactile [log10 (10 × force in mg)] and pain threshold (kg/cm2) after tMFAC stimulation

From: Technical development of transcutaneous electrical nerve inhibition using medium-frequency alternating current

  Baseline 100% intensity 50% intensity Significance
Index finger
Tactile thresholda) 2.3 (2.3–2.6) 4.7 (4.3–6.0) 3.6 (3.1–3.6) χ2: 16.00, p: <  0.001
Pain thresholdb) 3.2 ± 0.4 4.4 ± 0.5 3.7 ± 0.2 F: 20.042, p: <  0.001
Middle finger
Tactile thresholda) 2.5 (2.3–2.6) 5.0 (4.7–6.0) 3.9 (3.4–4.3) χ2: 16.00, p: <  0.001
Pain thresholdb) 3.0 ± 0.3 4.5 ± 0.5 3.6 ± 0.3 F: 28.230, p: <  0.001
  1. Values are expressed as median values (inter-quartile range)a) and means ± standard deviationsb)