Fig. 2From: Qualitative and psychometric evaluation of the PROMIS®-Fatigue SF-7a scale to assess fatigue in patients with moderately to severely active inflammatory bowel diseaseMean PROMIS Fatigue SF-7a values, by disease severity groups by CDAI at Week 12 in patients with CD. CD, Crohn’s disease; CDAI, Crohn’s Disease Activity Index; PROMIS, Patient-Reported Outcomes Measurement Information System; SF-7a, Short Form-7aBack to article page