Comparison 3. Convection versus convection (haemodiafiltration versus acetate‐free biofiltration).

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Data from cross‐over studies			Other data	No numeric data
1.1 Number of hospitalisations/patient during observation period			Other data	No numeric data
1.2 Length of hospitalisation stay/patient (days/patient)			Other data	No numeric data
1.3 Number of dialysis sessions with hypotension			Other data	No numeric data
1.4 Predialysis systolic blood pressure (mm Hg)			Other data	No numeric data
1.5 Predialysis mean arterial pressure (mm Hg)			Other data	No numeric data
1.6 Postdialysis systolic blood pressure (mm Hg)			Other data	No numeric data
1.7 Interdialysis symptom score			Other data	No numeric data
1.8 Kt/V			Other data	No numeric data
1.9 Urea reduction ratio			Other data	No numeric data
1.10 Predialysis B2 microglobulin (mg/L)			Other data	No numeric data
1.11 Number of dialysis sessions with side effects (nausea, vomiting, headaches)			Other data	No numeric data