Loss of humoral response 3 months after SARS-CoV-2 vaccination in the CKD spectrum: the multicentric SENCOVAC study

Borja Quiroga 1, María José Soler 2,3, Alberto Ortiz 3,4, Amparo Bernat5, Ana Beatriz Muñoz Díaz5, Carlos Jesús Jarava Mantecón6, Virginia Olinda Gómez Pérez6, Carmen Calderón González7, Michal Cervienka7, Auxiliadora Mazuecos8, Juan Manuel Cazorla8, Manuel Carnerero Di Riso9, Shaira Martínez9, Mayra Ortega Diaz10, Rafael Lucena Valverde10, María Gabriela Sánchez Márquez11, Carolina Lancho Novillo11, Emilio González Parra4, Carolina Gracia-Iguacel4, María Teresa Rodrigo De Tomas12, María Cinta Aguilar Cervera12, Martín Giorgi1, Patricia Muñoz Ramos1, Nicolás Macías Carmona13, Néstor Toapanta 2, Secundino Cigarrán 14, Juan Carlos Ruiz San Millán15, Raquel Santana Estupiñán16, Marta Crespo17, Blanca Villacorta Linaza18, María Isabel Jimeno Martín19, Laura Rodríguez-Osorio Jiménez20, Sagrario Soriano21, Dioné González Ferri22, María Soledad Pizarro Sánchez23, Alejandra Yugueros24, Alba Leyva25, José Rojas25, Ron T. Gansevoort26 and Patricia de Sequera3,10; on behalf of the SENCOVAC collaborative network 1Nephrology Department, Hospital Universitario de la Princesa, Madrid, Spain, 2Nephrology Department, Vall d’Hebrón University Hospital, Barcelona, Spain, 3RICORS2040 (Kidney Disease), 4IIS-Fundación Jimenez Diaz, School of Medicine, Universidad Autónoma de Madrid, Fundación Renal Iñigo Alvarez de Toledo-IRSIN, REDinREN, Instituto de Investigación Carlos III, Madrid, Spain, 5Diaverum Valencia, Valencia, Spain, 6Diaverum Andalucía, Andalucía, Spain, 7Nephrology Department, Complejo Asistencial de Palencia, Palencia, Spain, 8Nephrology Department, Hospital Universitario Puerta del Mar, Cádiz, Spain, 9DiaverumMurcia-Alicante, Alicante, Spain, 10Nephrology Department, Hospital Universitario Infanta Leonor—Universidad Complutense de Madrid, Madrid, Spain, 11Nephrology Department, Hospital Universitario Puerto Real, Cádiz, Spain, 12Nephrology Department, Hospital Universitario de Donostia, San Sebastián, Spain, 13Nephrology Department, Hospital General Universitario Gregorio Marañón, Madrid, Spain, 14Nephrology Department, Hospital Da Mariña, Lugo, Spain, 15Nephrology Department, Hospital Marqués de Valdecilla, University of Cantabria, IDIVAL, Santander, Spain, 16Nephrology Department, Hospital Universitario de Gran Canaria Doctor Negrín, Las Palmas de Gran Canaria, Spain, 17Nephrology Department, Hospital del Mar, Barcelona, Spain, 18Dialysis Unit, Centro Santa Isabel, Sevilla, Spain, 19Nephrology Department, Hospital Universitario de Galdakao, Vizcaya, Spain, 20Nephrology Department, Hospital Universitario General de Villalba, Madrid, Spain, 21Nephrology Department, Hospital Reina Sofía, Córdoba, Spain, 22Nephrology Department, Hospital General de Alicante, Alicante, Spain, 23Nephrology Department, Hospital Rey Juan Carlos, Madrid, Spain, 24Nephrology Department, Hospital Lluis Alcanyis De Xátiva, Valencia, Spain, 25R&D Department, VIRCELL SL, Granada, Spain and 26Department of Internal Medicine, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands