Specifically, we found that viewing partner pictures while receiving pain led to lower pain ratings than viewing control pictures while receiving pain, particularly during the high - pain trials. (pnas.org)
The distress of the children was measured on an amended observation scale of behavioral distress and pain was recorded on the Wong - Baker FACES pain rating scale, a visual - numerical scale. (sciencedaily.com)
The interaction effect on pain rating, b = 0.35, SE = 0.13, P = 0.007, ƒ2 = 0.185, is presented in the top panel of Figure 1. (academic.oup.com)