This version was machine-translated from German and has not been medically reviewed. The authoritative version is the German version.

wPCDAI – weighted PCDAI

Eight weighted items without growth, abdominal findings, and hematocrit (0–125 points; Turner 2012)

Abdominal pain

none 0 mild (brief, without limitation) 10 moderate/severe 20

General condition / functional level

no limitation 0 occasional difficulty 10 frequent limitation 20

Stools per day

0–1 liquid stools, no blood 0 up to 2 semi-formed stools with little blood or 2–5 liquid stools without blood 7.5 visible bleeding, ≥ 6 loose stools or nocturnal diarrhea 15

ESR (mm/h)

< 20 0 20–50 7.5 > 50 15

Albumin (g/dl)

≥ 3,5 0 3,1–3,4 10 ≤ 3,0 20

Weight

Increase, stable or voluntary decrease 0 involuntary decrease 1–9 % or involuntarily stable 5 Decrease ≥ 10 % 10

Perianal findings

none or asymptomatic skin tags 0 1–2 indolent fistulas, minimal discharge, no tenderness 7.5 active fistula, discharge, tenderness or abscess 15

Extraintestinal manifestations

none 0 one or more 10

Calculation aid for healthcare professionals: the calculator reproduces what the sources cited assign to the inputs. Clinical assessment and every treatment decision remain with the treating physician. Inputs and results are not stored.

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Sources

Development and validation of a pediatric Crohn's disease activity index (JPGN 12:439–447) Hyams JS, Ferry GD, Mandel FS, et al., 1991. Original paper (not free; items per two concordant reproductions)
Appraisal of the pediatric Crohn's disease activity index on four prospectively collected datasets: recommended cutoff values and clinimetric properties (Am J Gastroenterol 105:2085–2092) Turner D, Griffiths AM, Walters TD, et al., 2010. Original paper (abstract with cut-offs)
wPCDAI Calculator – Shaare Zedek Medical Center (Pediatric Gastroenterology, Turner et al.) Shaare Zedek Medical Center, Jerusalem, 2024. Reference calculator of the author group (read)
Mathematical weighting of the pediatric Crohn's disease activity index (PCDAI) and comparison with its other short versions (Inflamm Bowel Dis 18:55–62) Turner D, Griffiths AM, Walters TD, et al., 2012. Original paper (not free; items and cut-offs per the calculator of the Shaare Zedek Medical Center)

Scientific basis last reviewed: September 2026.

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Note

Calculation aid for healthcare professionals. Percentiles and z-scores describe the position of a measured value in the reference population; clinical assessment remains with the treating physician.