Table 2.
Comparisons of the percentage of non-perceived stimuli, intensity ratings, and reaction times across sites.
Percentage of non-perceived stimuli | Capsaicin vs. border area |
Capsaicin vs. remote area |
Capsaicin vs. contralateral area |
|
---|---|---|---|---|
High-intensity heat (55°C) | D0 | T = 0.714 p = 0.997 | T = −0.081 p > 0.9999 | T = 0.436 p = 0.9998 |
D1 | T = −63.49 p < 0.0001*** | T = −62.30 p < 0.0001*** | T= 62.59 p < 0.0001*** | |
D3 | T = −23.33 p < 0.0001*** | T = −22.94 p < 0.0001*** | T = 2315 p = 0.0002*** | |
D7 | T = −3.652 p = 0.7350 | T = −2.867 p = 0.8522 | T = 3.599 p = 0.9105 | |
Intermediate-intensity heat (44°C) | D0 | T = −4.425 p = 0.8172 | T = 1.410 p = 0.9945 | T = 1.240 p = 0.9962 |
D1 | T = −61.92 p < 0.0001*** | T = −66.08 p < 0.0001*** | T = 72.35 p < 0.0001*** | |
D3 | T = −54.91 p < 0.0001*** | T = −54.09 p < 0.0001*** | T = 58.68 p < 0.0001*** | |
D7 | T=−14.01 p = 0.1894 | T = −6.080 p = 0.8462 | T = 18.09 p = 0.0847 | |
Low-intensity heat (38°C) | D0 | T = 1.671 p = 0.9925 | T = 5.843 p = 0.7005 | T = 1.507 p = 0.9962 |
D1 | T = 48.45 p < 0.0001*** | T =−4844 p < 0.0001*** | T = 63.42 p < 0.0001*** | |
D3 | T = −53.69 p < 0.0001*** | T = −53.09 p < 0.0001*** | T = 65.09 p < 0.0001*** | |
D7 | T = −16.54 p = 0.3054 | T = −14.16 p = 0.3847 | T = 2557 p = 0.0168* | |
Cool (10°C) | D0 | T = 1.170 p = 0.8696 | T = 0.7550 p = 0.9580 | T = 1.330 p = 0.4837 |
D1 | T = −3.010 p = 0.4353 | T = −3.005 p = 0.4744 | T = 4.670 p = 0.0800 | |
D3 | T = −0.675 p = 0.9918 | T = −0.675 p = 0.9918 | T= 4.005 p = 0.0624 | |
D7 | T = −2.340 p = 0.8064 | T = −3.175 p = 0.5858 | T= 4.010 p = 0.3449 | |
Intensity of perception % from D0 | ||||
High-intensity heat (55°C) | D1 | T = 97.21 p < 0.0001*** | T = 93.88 p < 0.0001*** | T = −92.65 p < 0.0001*** |
D3 | T = 66.10 p < 0.0001*** | T = 66.33 p < 0.0001*** | T = −84.26 p < 0.0001*** | |
D7 | T = 29.06 p = 0.0904 | T = 23.14 p = 0.1423 | T = −41.44 p = 0.0067*** | |
Intermediate-intensity heat (44°C) | D1 | T = 44.91 p < 0.0001*** | T = 44.06 p < 0.0001*** | T = −77.34 p = 0.0278*** |
D3 | T = 43.97 p < 0.0001*** | T = 46.15 p < 0.0001*** | T = −55.27 p = 0.0093*** | |
D7 | T = 22.85 p = 0.3781 | T = 9.870 p = 0.6694 | T = −34.45 p = 0.4091 | |
Low-intensity heat (38°C) | D1 | T = 42.39 p = 0.0004*** | T = 56.61 p = 0.0006*** | T = −92.90 p = 0.0059*** |
D3 | T = 42.71 p = 0.0011*** | T = 44.73 p = 0.0023*** | T = −76.57 p = 0.0439*** | |
D7 | T = 20.52 p = 0.5878 | T = 19.41 p = 0.3410 | T = −30.96 p = 0.1645 | |
Cool (10°C) | D1 | T = −3.320 p = 0.9991 | T = −3.885 p = 0.9987 | T = −4.592 p = 0.9975 |
D3 | T = −1.235 p = 0.9997 | T = −0.675 p > 0.9999 | T = −9.125 p = 0.9241 | |
D7 | T = −1.095 p = 0.9999 | T = 1.975 p = 0.9994 | T = 4.933 p = 0.9883 | |
Reaction times | ||||
High-intensity heat (55°C) | D0 | T = 48.34 p = 0.8188 | T = 65.68 p = 0.6685 | T = −83.94 p = 0.9018 |
D1 | T = −490.1 p = 0.0002*** | T = −474.1 p = 0.0003*** | T = 470.3 p = 0.0277* | |
D3 | T = −368.6 p < 0.0001*** | T = −357.7 p < 0.0001*** | T = 375.1 p = 0.0547 | |
D7 | T = −72.26 p = 0.7275 | T = −70.67 p = 0.7062 | T = 109.2 p = 0.6945 | |
Intermediate-intensity heat (44°C) | D0 | T = −29.79 p = 0.9829 | T = −40.94 p = 0.9610 | T = 0.8117 p > 0.9999 |
D1 | T = −173.7 p = 0.2955 | T = −189.0 p = 0.2240 | T = 218.8 p = 0.1957 | |
D3 | T = −118.0 p = 0.4049 | T = −133.8 p = 0.2854 | T = 121.0 p = 0.6773 | |
D7 | T = −46.68 p = 0.7724 | T = −69.88 p = 0.3470 | T = 19.49 p = 0.9908 | |
Low-intensity heat (38°C) | D0 | T = −20.82 p = 0.9944 | T = −96.92 p = 0.7655 | T = −71.11 p = 0.9661 |
D1 | T = −353.9 p = 0.2281 | T = −384.6 p = 0.1786 | T = 355.3 p = 0.2087 | |
D3 | T = −73.81 p = 0.8924 | T = −131.4 p = 0.5672 | T = 50.97 p = 0.9625 | |
D7 | T = −129.6 p = 0.1933 | T = −146.8 p = 0.0869 | T = 95.83 p = 0.7095 | |
Cool (10°C) | D0 | T = −25.59 p = 0.9875 | T = 12.07 p = 0.9989 | T = 20.21 p = 0.9963 |
D1 | T =−56.90 p = 0.8951 | T = −42.84 p = 0.9574 | T = 76.33 p = 0.8315 | |
D3 | T = −5.225 p = 0.9998 | T = 7.420 p = 0.9994 | T = 35.06 p = 0.9666 | |
D7 | T = 7.348 p = 0.9992 | T = 11.50 p = 0.9967 | T = −27.72 p = 0.9862 |
Tables reflect differences in mean and corrected p-values (*indicates p ≤ 0.05 and ***≤ 0.001).