Clinical effectiveness and safety of vedolizumab versus infliximab in biologic-naïve patients with ulcerative colitis: A comparative real-world multicentric observational study

Vedolizumab (VDZ) and infliximab (IFX) are first-line therapies for moderate-to-severe ulcerative colitis (UC). Despite their widespread use, there are no direct comparative studies, and real-world data, particularly in Latin America, are limited. This study compared the effectiveness and safety of VDZ and IFX in biologic-naïve UC patients. This retrospective cohort study included patients with moderate-to-severe UC (Mayo score 6–12, endoscopic sub-score ≥2) treated with VDZ or IFX. Primary endpoints were clinical remission (partial Mayo score ≤2), endoscopic remission (Mayo sub-score = 0), and steroid-free clinical remission at week 52. Secondary endpoints included clinical response, endoscopic response, biological therapy optimization, adverse events (AEs), hospitalizations, and biochemical remission at week 52. Propensity score adjustment (1/PS) was used to adjust for potential confounders. A total of 297 UC patients (156 IFX, 141 VDZ) were analyzed. Clinical remission at week 52 was 82.3% for VDZ and 77.6% for IFX ( p = 0.11), while endoscopic remission was higher in VDZ patients (47.4% vs. 33.1%, p = 0.03). Steroid-free clinical remission rates were similar between groups ( p = 0.98). Endoscopic response at week 52 favored VDZ (78.4% vs. 62.7%, p < 0.001), and VDZ had higher treatment persistence (80.8% vs. 61.8%, p < 0.001). AEs and hospitalizations were more frequent in IFX patients ( p < 0.001). Both VDZ and IFX are effective in biologic-naïve UC patients, however VDZ demonstrated superior endoscopic outcomes, higher treatment persistence, and a better safety profile, supporting its use as a first-line therapy. Vedolizumab (VDZ) e infliximab (IFX) son terapias de primera línea para la colitis ulcerosa (CU) moderada a grave. Este estudio comparó la efectividad y seguridad de VDZ e IFX en pacientes con CU bionaífs. Estudio de cohorte retrospectivo que incluyó pacientes con CU moderada a grave (Mayo score 6-12, endoscopic sub-score ≥ 2) tratados con VDZ o IFX. Los objetivos primarios fueron la remisión clínica ( partial Mayo score ≤ 2), la remisión endoscópica (Mayo sub-score = 0) y la remisión clínica sin esteroides en la semana 52. Los objetivos secundarios incluyeron las respuestas clínica y endoscópica, la optimización de la terapia biológica, los eventos adversos (EA) y las hospitalizaciones en la semana 52. Se utilizó el ajuste de la puntuación de propensión (1/PS) para ajustar los posibles factores de confusión. Se analizó un total de 297 pacientes (156 IFX, 141 VDZ). La remisión clínica en la semana 52 fue 82,3% para VDZ y 77,6% para IFX (p = 0,11), mientras que la remisión endoscópica fue mayor en los pacientes VDZ (47,4% vs. 33,1%, p = 0,03). Las tasas de remisión clínica sin esteroides fueron similares entre los grupos (p = 0,98). La respuesta endoscópica en la semana 52 favoreció a VDZ (78,4% vs. 62,7%, p < 0,001), y VDZ tuvo una mayor persistencia del tratamiento (80,8% vs. 61,8%, p < 0,001). Los eventos adversos y las hospitalizaciones fueron más frecuentes en los pacientes que recibieron IFX (p < 0,001). Tanto VDZ como IFX son eficaces en pacientes con CU bionaífs; sin embargo, VDZ demostró resultados endoscópicos superiores, mayor persistencia del tratamiento y un mejor perfil de seguridad.

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Journal
Gastroenterología y Hepatología (English Edition)
Published
2025-10-28
DOI
https://doi.org/10.1016/j.gastre.2025.502396
Primary Topic
Inflammatory Bowel Disease
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article
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article

Clinical effectiveness and safety of vedolizumab versus infliximab in biologic-naïve patients with ulcerative colitis: A comparative real-world multicentric observational study

Omar Féres, Abel Botelho Quaresma, Katia da Conceição da Silva, Bruno César da Silva et al.
Gastroenterología y Hepatología (English Edition)
Inflammatory Bowel Disease
article

Clinical effectiveness and safety of vedolizumab versus infliximab in biologic-naïve patients with ulcerative colitis: A comparative real-world multicentric observational study

Omar Féres, Abel Botelho Quaresma, Katia da Conceição da Silva, Bruno César da Silva, Lígia Yukie Sassaki, Antônio José Tibúrcio Alves, Júlio Maria Fonseca Chebli, Renata de Medeiros Dutra, José Miguel Luz Parente, Paulo Gustavo Kotze, Munique Kurtz de Mello, Rafael Luís Luporini, Daniéla Oliveira Magro, Rodrigo Galhardi Gasparini, Juarez Roberto de Oliveira Vasconcelos, Eron Fábio Miranda, Marcello Imbrizi, Luiz Ernesto de Almeida Troncon, Guilherme Mattioli Nicollelli, Fernando Jorge Firmino Nóbrega, Cristiane Kibune Nagasako, Sandro da Costa Ferreira, Rogério Serafim Parra, Liliana Andrade Chebli
article en

Abstract

Vedolizumab (VDZ) and infliximab (IFX) are first-line therapies for moderate-to-severe ulcerative colitis (UC). Despite their widespread use, there are no direct comparative studies, and real-world data, particularly in Latin America, are limited. This study compared the effectiveness and safety of VDZ and IFX in biologic-naïve UC patients. This retrospective cohort study included patients with moderate-to-severe UC (Mayo score 6–12, endoscopic sub-score ≥2) treated with VDZ or IFX. Primary endpoints were clinical remission (partial Mayo score ≤2), endoscopic remission (Mayo sub-score = 0), and steroid-free clinical remission at week 52. Secondary endpoints included clinical response, endoscopic response, biological therapy optimization, adverse events (AEs), hospitalizations, and biochemical remission at week 52. Propensity score adjustment (1/PS) was used to adjust for potential confounders. A total of 297 UC patients (156 IFX, 141 VDZ) were analyzed. Clinical remission at week 52 was 82.3% for VDZ and 77.6% for IFX ( p = 0.11), while endoscopic remission was higher in VDZ patients (47.4% vs. 33.1%, p = 0.03). Steroid-free clinical remission rates were similar between groups ( p = 0.98). Endoscopic response at week 52 favored VDZ (78.4% vs. 62.7%, p < 0.001), and VDZ had higher treatment persistence (80.8% vs. 61.8%, p < 0.001). AEs and hospitalizations were more frequent in IFX patients ( p < 0.001). Both VDZ and IFX are effective in biologic-naïve UC patients, however VDZ demonstrated superior endoscopic outcomes, higher treatment persistence, and a better safety profile, supporting its use as a first-line therapy. Vedolizumab (VDZ) e infliximab (IFX) son terapias de primera línea para la colitis ulcerosa (CU) moderada a grave. Este estudio comparó la efectividad y seguridad de VDZ e IFX en pacientes con CU bionaífs. Estudio de cohorte retrospectivo que incluyó pacientes con CU moderada a grave (Mayo score 6-12, endoscopic sub-score ≥ 2) tratados con VDZ o IFX. Los objetivos primarios fueron la remisión clínica ( partial Mayo score ≤ 2), la remisión endoscópica (Mayo sub-score = 0) y la remisión clínica sin esteroides en la semana 52. Los objetivos secundarios incluyeron las respuestas clínica y endoscópica, la optimización de la terapia biológica, los eventos adversos (EA) y las hospitalizaciones en la semana 52. Se utilizó el ajuste de la puntuación de propensión (1/PS) para ajustar los posibles factores de confusión. Se analizó un total de 297 pacientes (156 IFX, 141 VDZ). La remisión clínica en la semana 52 fue 82,3% para VDZ y 77,6% para IFX (p = 0,11), mientras que la remisión endoscópica fue mayor en los pacientes VDZ (47,4% vs. 33,1%, p = 0,03). Las tasas de remisión clínica sin esteroides fueron similares entre los grupos (p = 0,98). La respuesta endoscópica en la semana 52 favoreció a VDZ (78,4% vs. 62,7%, p < 0,001), y VDZ tuvo una mayor persistencia del tratamiento (80,8% vs. 61,8%, p < 0,001). Los eventos adversos y las hospitalizaciones fueron más frecuentes en los pacientes que recibieron IFX (p < 0,001). Tanto VDZ como IFX son eficaces en pacientes con CU bionaífs; sin embargo, VDZ demostró resultados endoscópicos superiores, mayor persistencia del tratamiento y un mejor perfil de seguridad.

Gastroenterología y Hepatología (English Edition)Vol. 48(9)
Universidade Federal de Juiz de Fora (BR), Universidade de Ribeirão Preto (BR), Faculdade de Medicina de Marília (BR), Universidade Federal da Paraíba (BR), Pontifícia Universidade Católica do Paraná (BR), Universidade Federal de São Carlos (BR), Universidade de São Paulo (BR), Universidade Estadual de Campinas (UNICAMP) (BR), Universidade Federal do Piauí (BR), Hospital Universitário Lauro Wanderley (BR), Hospital São Rafael (BR), Universidade do Oeste de Santa Catarina (BR), Universidade do Vale do Itajaí (BR), Hospital Ana Nery (BR), Clinics Hospital of Ribeirão Preto (BR), Universidade Federal do Paraná (BR), Pontifícia Universidade Católica de Campinas (BR), Universidade Estadual Paulista (Unesp) (BR)
Openalex Percentile: Top 67%
Inflammatory Bowel Disease
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