Further considerations on rotavirus vaccination and seizure-related hospitalization rates Jose Gómez-Rial,1,2 Sonia Sánchez-Batán,2 Irene Rivero-Calle,1,3 Jacobo Pardo-Seco,1 José María Martinón-Martínez,1 Antonio Salas,1,4–5 Federico Martinón-Torres1,31Grupo de Investigación en Genética, Vacunas, Infecciones y Pediatría (GENVIP), Instituto de Investigación Sanitaria (IDIS), Hospital Clínico Universitario de Santiago de Compostela (SERGAS); 2Laboratorio de Inmunología, Servicio de Análisis Clínicos, Hospital Clínico Universitario de Santiago de Compostela (SERGAS); 3Pediatría Trasnlacional y Enfermedades Infecciossas, Departamento de Pediatría, Hospital Clínico Universitario de Santiago de Compostela (SERGAS); 4Unidade de Xenética, Instituto de Ciencias Forenses (INCIFOR), Facultade de Medicina, Universidade de Santiago de Compostela; 5GenPoB Research Group, Instituto de Investigación Sanitaria de Santiago (IDIS), Hospital Clínico Universitario de Santiago (SERGAS), Galicia, SpainWe have read with interest the comments from Orrico-Sánchez et al1 regarding our recent paper on extraintestinal features of rotavirus (RV) infection.2 Their main concerns relate to the section dealing with the potential of RV vaccines to decrease hospitalizations due to seizures, and more specifically, the issues we raised in regards to their non-significant findings that might have been caused by the use of an overfitted statistical model.3 As our article was a general review beyond the relationship between RV and seizures, we did not have room for detailed explanations. We now take the opportunity to address Orrico-Sánchez et al's concerns.3