colitis in a population-based cohort from olmsted county, minnesota, 1970–2001 number:op-g-343...

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COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister A.R.2, Sandborn W.J.1, Tremaine W.J.1, Loftus E.V.1 Institutions: 1Gastroenterology and Hepatology, 2Biostatistics, Mayo Clinic College of Medicine, Rochester, United States año población urbana 1970 84.104 64% 2001 124.277 69%

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Page 1: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001

Number:OP-G-343Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister A.R.2, Sandborn W.J.1, Tremaine W.J.1, Loftus E.V.1Institutions: 1Gastroenterology and Hepatology, 2Biostatistics, Mayo Clinic College of Medicine, Rochester, United States

año población urbana

1970 84.104 64%

2001 124.277 69%

Page 2: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister
Page 3: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister
Page 4: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY,

MINNESOTA, 1970–2001• Retrospectivo

(revisión de historias clínicas, con identificación de actos quirúrgicos).

• Segundos tiempos quirúrgicos se excluyeron.

• Se valoraron cirugías imprevistas.

• Tipos de colectomía:• Panproctocolectomía

total con anastomosis ileoanal: IPAA

• Panproctocolectomía total: TPC con ileostomia

• Colectomia subtotal SC

Page 5: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

• Se calcula:– Incidencia acumulada de colectomía inicial

(método de Kaplan-Meier).– Asociación de variables clínicas y

demográficas que influyan tanto en el tiempo de colectomía como en el seguimiento después de la misma.

COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY,

MINNESOTA, 1970–2001

Page 6: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

Risk (95% CI) IPAA TPC-ileo All

Cum. 10-yr risk colectomy from dx 10.7 (6.6–14.7) 4.9 (2.1–7.6) 16.5 (11.7–21.3)

Cum. 20-yr risk colectomy from dx 12.1 (7.6–18.4) 5.9 (2.5–10.2) 19.6 (14.0–26.5)

Cum. 10-yr risk unplanned surg 49.7 (25.7–59.3) 34.1 (0–56.9) 44.1 (25.7–59.3)

COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY,

MINNESOTA, 1970–2001n=316 (57% hombres)53 (16%) se operaronDe ellos 37 (69.8%) precisaron más de una intervenciónLos hombres se operaron más (HR: 2.2; 95% IC 1,67-6,5)La extensión (pancolónica vs izquierda) no es predictor (HR 1,4 95% IC, 0,7-2,6)

Si es predictor el uso de corticoides en los 3 primeros meses (HR 3,2, IC 1,6-6,5)

IPAA: 62%TPC: 30%SC: 6%Colectomía segementaria: 2%

Page 7: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY,

MINNESOTA, 1970–2001

CONCLUSIONES

A los 20 años el riesgo acumulado de colectomìa es de 20%.

Sexo masculino y uso temprano de esteroides está asociado a colectomía.

Las IQ más precuentes : panproctocolectomia total con reservorio ileal y panproctocolectomía total con ileostomía.

Frecuentes cirugías no planeadas Imprevistas

Page 8: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

CHARACTERISTICS OF RESECTIONAL SURGERY IN A POPULATION-BASED INFLAMMATORY BOWEL DISEASE COHORTNumber:OP-G-345Authors: Chang H.1, Gearry R.B.1, Reilly M.J.1, Barclay M.L.1, Frizelle F.A.2Institutions:1Medicine, 2Surgery, Christchurch School of Medicine, Christchurch, New Zealand

Canterbury: 464.800 habitantesCohorte de 1421 pacientes (91% de los pacientes con EII de la zona)

Gut 2007; 56 (Suppl III) A81

Page 9: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

Christchurch350.000 habitantes

Page 10: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

CHARACTERISTICS OF RESECTIONAL SURGERY IN A POPULATION-BASED

INFLAMMATORY BOWEL DISEASE COHORT• Excluidos pacientes con diagnóstico incierto o

inespecífico quedaron:• Enf. De Crohn:

– n: 218/649 (33.6%)

– Edad• Edad<17 a. al diag (A1): 1.75 (IC 95%: 1.07-2.9)

veces + frec. la resección que 17-40 (A2) y 3.1 (IC 95% 1.78-5.42) que >40 (A3).

• Comportamiento:– B2 (estenosante) vs B1(no complicada): OR:18.6 (IC

95%– B3 (penetrante) vs B1: 70.4 (IC 95% 33.5-148)

Page 11: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

• Localización:– L3 (ileocolónica) comparada con L1 (ileal) OR=2.03 (IC 95%

1.27-3.25)– L3 comparada con L2 (colónica) OR=6.94(IC 95% 4.23-10.7)

• 39% de los intervenidos + de una resección.

• Los pacientes clasificados como A1,B3,L1 son los que antes se operan

• 36/649 (5.6%): estoma permanente (36 de 218: 16%)

CHARACTERISTICS OF RESECTIONAL SURGERY IN A POPULATION-BASED

INFLAMMATORY BOWEL DISEASE COHORT

Page 12: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

CHARACTERISTICS OF RESECTIONAL SURGERY IN A POPULATION-BASED

INFLAMMATORY BOWEL DISEASE COHORT

• CU: 109/668 se operaron (16.3%)

Joven OR=1.78(0.84-3.76)

Extensión (E3) OR=3.49(2.27-5.35)

42 /668 (6.3%) tienen estoma permanente. 38,5% de los intervenidos

Page 13: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

OUTCOME AFTER PROCTOCOLECTOMY WITH ILEAL POUCH-ANAL ANASTOMOSIS FOR

ULCERATIVE COLITIS

Number: OP-G-348

Authors:  Fante M.1, Declerck.1, Penninckx F.2, Rutgeerts P.1, Van Assche G.1, D’Hoore A.2, Vermeire S.1

Institutions: 1Department of Gastroenterology, 2Department of Abdominal Surgery, University Hospital Gasthuisberg, Leuven, Belgium

Page 14: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

• Resultados obtenidos en los pacientes sometidos a cirugía resectiva más reservorio en un centro de referencia belga.

• Intentar encontrar factores predictores de complicaciones evolutivas tras la intervención a corto y largo plazo (reservoritis).

• 187 pac. Intervenidos entre 1999-2004 (14 años).

• Estudio de variables clínicas y aspectos genéticos (receptores de reconocimiento bacteriano) y batería inmunológica (pANCA, ASCA, ALCA, ACCA, AMCA), esto en 145 pac.

OUTCOME AFTER PROCTOCOLECTOMY WITH ILEAL POUCH-ANAL ANASTOMOSIS FOR

ULCERATIVE COLITIS

Page 15: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

• Seguimiento en 173 de 184• 67 mujeres, edad media en el momento

quirúrgico: 39 años.• Mortalidad temprana postoperatoria: 0• Complicaciones tempranas: 27%(4 sangrado

severo y 43 complicaciones inflamatorias).• Öresland score: al año: 3 (0-11).• La media de seguimiento fue de 6.5 años(3.4-

9.9) y 35% tuvieron complicaciones sépticas u obstructivas con predominio en los de edad avanzada en el momento de lo intervención (p=0.017) y cirugía múltiple

OUTCOME AFTER PROCTOCOLECTOMY WITH ILEAL POUCH-ANAL ANASTOMOSIS FOR

ULCERATIVE COLITIS

Page 16: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

OUTCOME AFTER PROCTOCOLECTOMY WITH ILEAL POUCH-ANAL ANASTOMOSIS FOR

ULCERATIVE COLITIS

• 46% desarrollaron pouchitis• Factores de riesgo independientes:

Manifestaciones extraintestinales

OR 2.16 (1.07–4.37), p = 0.033

Reconstrucción bolsa tras la intervención OR 2.54 (1.08–5.98), p = 0.033

Alelo T del TLR1 S87I OR 2.09 (1.03–4.23), p = 0.041

Edad joven en la intervención p = 0.015

Page 17: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

OUTCOME AFTER PROCTOCOLECTOMY WITH ILEAL POUCH-ANAL ANASTOMOSIS FOR

ULCERATIVE COLITIS

• 33 pacientes 19% desarrollaron pouchitis crónica• Factores de riesgo independientes:

Genotipo CD14-260TT OR 4.26 (1.16–15.63), p = 0.028

Tiempo de seguimiento (p = 0.004)

Fallo de la bolsa en 9 pacientes (5%)

TLR1 y CD14, forman parte del complejo de la liposacaridasa

Page 18: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

EVALUATION OF FECAL LACTOFERRIN, CRP AND ACTIVITY INDICES FOR ASSESSING

THE PRESENCE OF INTESTINAL INFLAMMATION IN IBD AND IBS PATIENTS CLASSIFIED BY

ILEOCOLONOSCOPY

Number: MON-G-269

Authors:  Langhorst J.1, Boone J.H.2, Koelzer J.1, Rueffer A.3, Michalsen A.1, Dobos G.J.1

Institutions:  1Department of Internal and Integrative Medicine, University of Duisburg-Essen, Kliniken Essen-Mitte, Essen, Germany, 2Research and Development, Techlab, Inc, Blacksburg, USA, 3Enterosan, Labor L+S,Bad Bocklet-Großenbrach, Germany

Page 19: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

• Conocer la actividad de la EII ayuda a la optimización del tratamiento.

• A veces diferenciar SII de EII puede ser dificultoso, en estos casos a veces se demora 4 años el diagnóstico.

• La PCR y la VSG tienen una baja sensibilidad y especificidad para “marcar la inflamación intestinal.

• La lactoferrina y las proteinas de los neutrófilos se han mostrado como un marcador sensible para discrminar entre EII y SII.

EVALUATION OF FECAL LACTOFERRIN, CRP AND ACTIVITY INDICES FOR ASSESSING THE PRESENCE

OF INTESTINAL INFLAMMATION IN IBD AND IBS PATIENTS CLASSIFIED BY ILEOCOLONOSCOPY

Page 20: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

• Comparar la lactoferrina fecal con la PCR, los indices clínicos de actividad, la ileocolonoscopia y la histologia, para intentar conocer el grado de afectación de la enfermedad.

• 97 pacientes; Edad media 42 años, ♂/♀ 1:2 • ileocolonoscopia y a. patologica. score: 0–3 (0 = normal

y 3= inflamación importante). • Colitis ulcerosa: Colitis Activity Index (CAI –

Rachmilewitz-Index; una puntuacíón>5 indica actividad de la enfermedad

• Para la EC: (CDAI; una puntuaión >150 = enfermedad activa).

EVALUATION OF FECAL LACTOFERRIN, CRP AND ACTIVITY INDICES FOR ASSESSING THE PRESENCE

OF INTESTINAL INFLAMMATION IN IBD AND IBS PATIENTS CLASSIFIED BY ILEOCOLONOSCOPY

Page 21: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

EVALUATION OF FECAL LACTOFERRIN, CRP AND ACTIVITY INDICES FOR ASSESSING THE PRESENCE

OF INTESTINAL INFLAMMATION IN IBD AND IBS PATIENTS CLASSIFIED BY ILEOCOLONOSCOPY

PARA INFLAMACIÓN INTESTINAL

SENSIB ESPECIF

PCR 62 71

LACTOFERRINA 83 76

CAI 88 57

CDAI 25 100

Page 22: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

EVALUATION OF FECAL LACTOFERRIN, CRP AND ACTIVITY INDICES FOR ASSESSING THE PRESENCE

OF INTESTINAL INFLAMMATION IN IBD AND IBS PATIENTS CLASSIFIED BY ILEOCOLONOSCOPY

3 vs 1 3 vs 0 1 vs 0

PCR p = 0.02 p = 0.005

LACTOFERRINA p = 0.04, p = 0.02 p = 0.0002,

Page 23: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

FECAL CALPROTECTIN, LACTOFERRIN AND ENDOSCOPIC DISEASE ACTIVITY IN MONITORING

TNF-ALPHA ANTAGONIST THERAPY IN PATIENTS WITH CROHN'S DISEASE

Number: MON-G-279

Authors:  Spoken T.M.1, Savilahti E.2, Kolho K.2, Nuutinen H.1, Turunen U.1, Färkkilä M.1

Institutions: 1Gastroenterology, 2Hospital for Children and Adolescents, Helsinki University Central Hospital, Helsinki, Finland

Page 24: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

• La curación mucosa puede ser una diana terapéutica en el tratamiento con Anti TNF-a, pero es necesario hacer endoscopia para su confirmación.

• Las proteinas fecales provenientes de los neutrófilos como calprotectina y lactoferrina, podrían ser sustitutos no invasivos. Su comportamiento en los caos de E. de Crohn tratados con antagonistas TNF-alfa está por estudiar.

FECAL CALPROTECTIN, LACTOFERRIN AND ENDOSCOPIC DISEASE ACTIVITY IN MONITORING

TNF-ALPHA ANTAGONIST THERAPY IN PATIENTS WITH CROHN'S DISEASE

Page 25: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

FECAL CALPROTECTIN, LACTOFERRIN AND ENDOSCOPIC DISEASE ACTIVITY IN MONITORING

TNF-ALPHA ANTAGONIST THERAPY IN PATIENTS WITH CROHN'S DISEASE

n= 13Evaluación

Endoscópicapretratamiento

n=12) 2 bolus de infliximab a 0 y 8 semanas

(n=1) adalimumab c/15 d

EndoscopiaCDEIS

A la 12 y 10 sem respect.Calprotectina

lactoferrina

Page 26: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

FECAL CALPROTECTIN, LACTOFERRIN AND ENDOSCOPIC DISEASE ACTIVITY IN MONITORING

TNF-ALPHA ANTAGONIST THERAPY IN PATIENTS WITH CROHN'S DISEASE

CDEIS (range) CDAI (range) Fecal

calprotectin μg/g (range)

Fecal lactoferrin μg/g (range)

Antes ttº 12.1 (1.8–25.3) 153.5 (49–605) 1081 (88–2775) 92.38 (4.2–419.5)

Despues ttº 3.4 (0.0–11.2)* 60.0 (30–202)** 125 (13–1052)* 2.20 (0.0–93.4)*

* p < 0.01, ** p = 0.016

Page 27: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

CROHN'S DISEASE ACTIVITY ASSESSED BY FECAL CALPROTECTIN AND LACTOFERRIN: CORRELATION

WITH CROHN'S DISEASE ACTIVITY INDEX AND ENDOSCOPIC FINDINGS

Number: MON-G-280

Authors:  Siphoned T.M.1, Savilahti E.2, Kolho K.2, Nuutinen H.1, Turunen U.1, Färkkilä M.1

Institutions: 1Gastroenterology, Helsinki University Central Hospital, 2Gastroenterology, Hospital of Children and Adolescents, Helsinki, Finland

Page 28: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

CROHN'S DISEASE ACTIVITY ASSESSED BY FECAL CALPROTECTIN AND LACTOFERRIN: CORRELATION

WITH CROHN'S DISEASE ACTIVITY INDEX AND ENDOSCOPIC FINDINGS

Necesitamos instrumentos para evaluar la actividad de la E.C. La endoscopia es el sistema mejor para valorar la

inflamación intestinal pero es invasiva y consume tiempo.La concentración fecal de las proteinas derivadas de

losneutrófilos como calprotectina y lactoferrina reflejan el incremento del flujo de neutrófilos a través de la pared intesinal hacia la luz. La correlación con los hallazgos

endoscòpicos esta por estudiarse.

Page 29: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

• Comparar calprotectina y lactoferrina con CDEIS

• A 77 pacientes con EC se le practicaron 106 ileoscopias, se clasificaron según CDEIS y se determinó calprotectina, lactoferrina, PCR y se calculó CDAI cada vez.

CROHN'S DISEASE ACTIVITY ASSESSED BY FECAL CALPROTECTIN AND LACTOFERRIN: CORRELATION

WITH CROHN'S DISEASE ACTIVITY INDEX AND ENDOSCOPIC FINDINGS

Page 30: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister

CROHN'S DISEASE ACTIVITY ASSESSED BY FECAL CALPROTECTIN AND LACTOFERRIN: CORRELATION

WITH CROHN'S DISEASE ACTIVITY INDEX AND ENDOSCOPIC FINDINGS

CDEIS Fecal calprotectin μg/g (95% CI)

Fecal lactoferrin μg/g (95% CI)

CDAI(95%CI)

CRP mg/l <3 (inactive)

Normal n = 36 63 (40–88) * 1.92 (0.62–2.83)* 60 (45–78) 0 (0–0)

3–9 (leve) n = 38 170 (99–451)* 6.84 (4.09–12.65)* 69 (48–99) 0 (0–0)

9–12 (moderado) n=16 1014 (219–1484)* 68.48 (22.19–109.03)* 94 (41–222) 8.5 (0–23)

≥12 (grave) n = 16 2066 (1016–2588)* 253.64 (92.36–521.7)* 171 (102–

7)** 16.5 (7–54)**

* p < 0.05 between all activity groups, ** p < 0.05 between inactive or mild with severe

Correlación CDEIS calprotectin: Spearman's r 0.729 Correlación CDEIS lactoferrina: 0.773 p < 0.001)

Page 31: COLITIS IN A POPULATION-BASED COHORT FROM OLMSTED COUNTY, MINNESOTA, 1970–2001 Number:OP-G-343 Authors: Ingle S.B.1, Dhillon S.1, Harmsen W.S.1, Zinsmeister
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