A Study to Assess the Efficacy and Safety of Golimumab in Pediatric Participants With Moderately to Severely Active Ulcerative Colitis

Inclusion Criteria: * Must either be currently receiving treatment with, or have a history of having failed to respond to, or have a medical contraindication to at least 1 of the following therapies: oral or intravenous corticosteroids, 6-mercaptopurine, methotrexate or azathioprine OR must either have or have had a history of corticosteroid dependency (that is an inability to successfully taper corticosteroids without a return of the symptoms of ulcerative colitis \[UC\]) OR required more than 3 courses of corticosteroids in the past year * Moderately to severely active UC (as defined by baseline Mayo score of 6 through 12 \[endoscopy {sigmoidoscopy or colonoscopy} sub score assigned by local endoscopist\], inclusive), including a (sigmoidoscopy or colonoscopy) sub score greater than or equal to (\>=2) * If receiving enteral nutrition, must have been on a stable regimen for at least 2 weeks prior to the first administration of study intervention at Week 0. Participants who receive parenteral nutrition are not permitted to enroll in the trial * No history of latent or active tuberculosis prior to screening * Must be up to date with all immunizations (that is, measles, mumps, rubella, and varicella) in agreement with current local immunization guidelines for immunosuppressed participants before Week 0 Exclusion Criteria: * History of liver or renal insufficiency; significant cardiac, vascular, pulmonary, gastrointestinal, endocrine, neurologic, hematologic, rheumatologic, p…