Fig. 1From: Transient receptor potential ankyrin 1 promoter methylation and peripheral pain sensitivity in Crohn’s diseasePressure pain threshold of healthy participants and Crohn patients. PPT varies significantly between cohorts and is lower for females than for males. Error bars are presented as 95% CI. Significant differences between cohorts (Mann-Whitney U, p < 0.001), significant differences between genders within cohorts (Mann-Whitney U, healthy participants p < 0.001, Crohn patients p = 0.039)Back to article page