Shalini Santhakumaran, Louis Fisher, Bang Zheng, Viyaasan Mahalingasivam, Lucy Plumb, Edward Pk Parker, Retha Steenkamp, Caroline Morton, Amir Mehrkar, Sebastian Bacon, Sue Lyon, Rob Konstant-Hambling, Ben Goldacre, Brian MacKenna, Laurie A Tomlinson, Dorothea Nitsch
OBJECTIVE: To validate primary and secondary care codes in electronic health records to identify people receiving chronic kidney replacement therapy based on gold standard registry data. DESIGN: Validation study using data from OpenSAFELY and the UK Renal Registry, with the approval of NHS England. SETTING: Primary and secondary care electronic health records from people registered at 45% of general practices in England on 1 January 2020, linked to data from the UK Renal Registry (UKRR) within the OpenSAFELY-TPP platform, part of the NHS England OpenSAFELY covid-19 service...
2024: BMJ Med