Table 2.

Median vedolizumab concentrations and primary outcome [clinical and CRP corticosteroid-free remission]

	Median vedolizumab concentration, µg/mL [IQR]
IBD [p = 0.002]
Remission [n = 82]	12.7 [8.4–19.4]
No remission [n = 162]	10.1 [5.9–15.5]
UC [p = 0.007]
Remission [n = 36]	15.0 [11–21.8]
No remission [n = 75]	10.7 [7.4–17.4]
CD [p = 0.056]
Remission [n = 46]	10.9 [7.5–17.0]
No remission [n = 87]	8.6 [5.3–14.9]

Abbreviations: IBD, inflammatory bowel disease; UC, ulcerative colitis; CD, Crohn’s disease; IQR, interquartile range.