Table 2.
Summary of Tukey post hoc tests for statistical comparison between low and high frequency TENS groups with the combined control + placebo TENS groups at each day.
| Day | Group | Comparison group | Mean difference between groups | P Value |
|---|---|---|---|---|
| 1 | Control + Placebo | Low Frequency | −6.39 | > 0.05 |
| High Frequency | −20.11 | < 0.001 | ||
| Low Frequency | High Frequency | −13.72 | > 0.05 | |
| 2 | Control + Placebo | Low Frequency | −15.60 | < 0.05 |
| High Frequency | −10.73 | > 0.05 | ||
| Low Frequency | High Frequency | 4.86 | > 0.05 | |
| 3 | Control + Placebo | Low Frequency | −19.13 | < 0.01 |
| High Frequency | −20.10 | < 0.001 | ||
| Low Frequency | High Frequency | −0.96 | > 0.05 | |
| 4 | Control + Placebo | Low Frequency | −11.65 | < 0.05 |
| High Frequency | −4.97 | > 0.05 | ||
| Low Frequency | High Frequency | 6.68 | > 0.05 | |
| 5 | Control + Placebo | No significant differences |