Development and content validation of patient-reported outcomes tools for ulcerative colitis and Crohn’s disease in adults with moderate-to-severe disease

Table 4 Results from cognitive interviews in the UC study (N = 12)

PRO-UC Diary item	Easy to answer	Symptoms easy to recall^a	Accurate interpretation of question	Relevance^b ≥ 3	Relevance^b = 5
Rectal bleeding	12	11	12	12	6
Rate your worst experience of rectal bleeding
Stool frequency	8	8	12	12	10
Enter number of bowel movements passed
Stools with blood	12	12	12	11	10
Enter number of bowel movements with blood
Diarrhea	11	10	11	11^c	7
Enter number of loose or watery bowel movements
Rectal urgency	11^d	11^d	12	12	10
Enter number of bowel movements with urgency
Abdominal pain	12	11	12	12	7
Rate your worst abdominal pain

Data are number of participants
PRO, patient-reported outcomes; UC, ulcerative colitis
^aRecollection of symptoms over the past 24 h
^bParticipants rated how relevant the items were on a 6-point scale (from 0 = not at all relevant to 5 = extremely relevant)
^cOne participant accidentally skipped this question
^dOnly 11 participants were asked about recall and answerability of this item

ISSN: 1477-7525