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| Methods | Unclear study design (cohort retrospective) |
| Participants | 1469 patients was extracted from the UK paediatric registry. The vaccination group included those vaccinated in the 6 weeks prior to the onset of immune thrombocytopenia. Their data, including demographics, vaccine type, platelet counts, and treatments, were then analysed using appropriate statistical methods. |
| Interventions | MMR not described |
| Outcomes | Immune thrombocytopenia |
| Notes | Insufficient information |
