Multivariate regression analysis of changes in pain-related BA3 activation of hypoalgesia and hyperalgesia vs control condition in the left and right hemisphere (LH and RH) in relation to the changes in pain ratings of treatments vs control (Step-1), and after entering SHCS scores as a covariate (step-2).

1 Step-1: F(2,19) = 2.22, p = 0.139; R-Square = 0.21, Adj. R-Square = 0.11
2 Step-2 entering SHCS: F(3,19) = 4.08, p = 0.024; R-Square = 0.43, Adj. R-Square = 0.33
3 Step-1: F(2,19) = 9.40, p = 0.0018; R-Square = 0.52, Adj. R-Square = 0.47
4 Step-2 entering SHCS: F(3,19) = 16.00, p<.0001; R-Square = 0.75, Adj. R-Square = 0.70
5 Step-1: F(2,19) = 7.90, p = 0.0037; R-Square = 0.48, Adj. R-Square = 0.42
6 Step-2 entering SHCS: F(3,19) = 15.26, p<.0001; R-Square = 0.74, Adj. R-Square = 0.69
7 Step-1: F(2,19) = 9.67 p = 0.0016; R-Square = 0.53, Adj. R-Square = 0.48
8 Step-2 entering SHSC: F(3,19) = 6.53, p = 0.043; R-Square = 0.55, Adj. R-Square = 0.46
9 Step-1: F(2,19) = 6.89, p = 0.0065; R-Square = 0.45, Adj. R-Square = 0.38
10 Step-2 entering SHSC: F(3,19) = 13.13, p =. 0001; R-Square = 0.71, Adj. R-Square = 0.66
11 Step-1: F(2,19) = 15.34, p = 0.0002; R-Square = 0.64, Adj. R-Square = 0.60
12 Step-2 entering SHSC: F(3,19) = 14.52, p<.0001; R-Square = 0.73, Adj. R-Square = 0.68
Multivariate regression analysis of changes in pain-related BA3 activation of hypoalgesia and hyperalgesia vs control condition in the left and right hemisphere (LH and RH) in relation to the changes in pain ratings of treatments vs control (Step-1), and after entering SHCS scores as a covariate (step-2).