Fig. 3. Vertical bar graph showing maximum brush-evoked pain score with a foam brush. Ketamine significantly reduced pain score compared with placebo (* P < 0.05, paired t test; n = 19; error bars = standard deviation).
Fig. 3. Vertical bar graph showing maximum brush-evoked pain score with a foam brush. Ketamine significantly reduced pain score compared with placebo (* P < 0.05, paired t test; n = 19; error bars = standard deviation).
