Vinícius Caldeira QuintãoGabriel Soares de SousaAlexandra TorborgAlexandra VieiraFrancesco ConsonniSamuel RodriguesJulia ProençaRicardo Vieira CarlosMarcella Marino Malavazzi ClementeNivaldo Alonso2026-03-222026-03-22202410.1136/bmjopen-2024-086350https://doi.org/10.1136/bmjopen-2024-086350https://andeanlibrary.org/handle/123456789/51987Citaciones: 2NCT05934682.enMedicineObservational studyProtocol (science)Cohort studyPediatricsFamily medicineBiostatisticsStatistical analysisEpidemiologyCohortLatin American Surgical Outcomes Study in Paediatrics (LASOS-Peds): study protocol and statistical analysis plan for a multicentre international observational cohort studyarticle