Date	Event	Description
17 June 2021	New search has been performed	13 additional studies included
17 June 2021	New citation required and conclusions have changed	GRADE used to assess the evidence Inclusion criteria modified 1) updated definition of CKD; 2) removed eligibility criterion related to measurement of 24‐hour urine and achieving at least a 34 mmol difference. Previously excluded studies were re‐assessed based on updated eligibility criteria. New analyses: proteinuria; albuminuria; inter‐dialytic weight gain New outcome: muscle cramps Used results from paired analyses where possible