Correction to: Footprint preparation with nanofractures in a supraspinatus repair cuts in half the retear rate at 1-year follow-up. A randomized controlled trial. - Ruiz Ibán, Miguel Angel; Sanchez Alepuz, Eduardo; Diaz Heredia, Jorge; Hachem, Abdul-ilah; Ezagüi Bentolila, Leon; Calvo, Angel; Verdú, Carlos; de Rus Aznar, Ignacio; Soler Romagosa, Francesc (Knee Surgery, Sports Traumatology, Arthroscopy, 2022)