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. 2020 Apr 23;15(4):e0232157. doi: 10.1371/journal.pone.0232157

Fig 1. Demography characteristics of estimated US adult population with inflammatory bowel disease (IBD) from National Health Interview Survey (NHIS), 2015.

Fig 1

(A) IBD prevalence (%) in sample US adult survey participants and estimated US adult population. B) Distribution of gender, poverty status, and ethnicity shown in percentages. (C) Age, (D) race, (E) regions of residence, and (F) education. Values in panels C, D, E, and F reflect those of IBD population. Error bars indicate lower and upper bound of 95% confidence interval. N = (Number of people with IBD/Total number) *Asterisks indicate statistically significant difference (p-value < 0.05) when compared to estimated non-IBD population.