A metaanalysis of patients with active proctitis showed that the average remission rate for treatment with topical 5-ASA derivatives was 67% while the placebo response was 11% 7.
Un metanálisis demostró que derivados 5-ASA tópico lograron remisión en promedio en 67% de pacientes con proctitis activa, comparado con solo 11% de respuesta con placebo 7.