Database	Search terms
CENTRAL	(restless next leg*):ti,ab,kw (ekbom* next syndrome):ti,ab,kw (periodic next leg next movement*):ti,ab,kw (periodic next limb next movement*):ti,ab,kw (PLM or PLMS):ti,ab,kw ((ur*emic next polyneuropath*) or (ur*emic next neuropath*) or (peripheral next polyneuropath*)):ti,ab,kw ((nocturnal next movement*) or (nocturnal next leg next movement*) or (nocturnal next limb next movement*)):ti,ab,kw (#1 OR #2 OR #3 OR #4 OR #5 OR #6 OR #7) (renal next replacement next therapy):ti,ab,kw dialysis:ti,ab,kw (h*emodialysis or h*emodiafiltration or h*emofiltration):ti,ab,kw (CAPD or CCPD or APD):ti,ab,kw ((kidney or renal) next disease*):ti,ab,kw ((kidney or renal) next failure):ti,ab,kw (CKF or CKD or CRF or CRD):ti,ab,kw (ESRF or ESKF or ESRD or ESKD):ti,ab,kw ur*emi*:ti,ab,kw (#9 OR #10 OR #11 OR #12 OR #13 OR #14 OR #15 OR #16 OR #17) (#8 AND #18)
MEDLINE	Restless Legs Syndrome/ restless leg$.tw. Ekbom$ syndrome.tw. periodic leg movement$.tw. periodic limb movement$.tw. (PLM or PLMS).tw. (ur?emic polyneuropath$ or ur?emic neuropath$).tw. peripheral polyneuropath$.tw. (nocturnal movement$ or nocturnal leg movement$ or nocturnal limb movement$).tw. or/1‐9 exp Renal Dialysis/ (hemodialysis or haemodialysis or hemodiafiltration or haemodiafiltration or hemofiltration or haemofiltration).tw. dialysis.tw. (PD or CAPD or CCPD or APD).tw. Renal Insufficiency/ exp Renal Insufficiency, Chronic/ Kidney Diseases/ Uremia/ (kidney disease or kidney failure or renal disease or renal failure).tw. (ESRF or ESKF or ESRD or ESKD).tw. (CKF or CKD or CRF or CRD).tw. ur?emi$.tw. or/11‐22 and/10,23
EMBASE	Restless Legs Syndrome/ restless leg$.tw. Ekbom$ syndrome.tw. periodic leg movement$.tw. periodic limb movement$.tw. (PLM or PLMS).tw. (ur?emic polyneuropath$ or ur?emic neuropath$).tw. peripheral polyneuropath$.tw. (nocturnal movement$ or nocturnal leg movement$ or nocturnal limb movement$).tw. or/1‐9 exp Renal Replacement Therapy/ (hemodialysis or haemodialysis or hemodiafiltration or haemodiafiltration or hemofiltration or haemofiltration).tw. dialysis.tw. (PD or CAPD or CCPD or APD).tw. Kidney Disease/ Chronic Kidney Disease/ Kidney Failure/ Chronic Kidney Failure/ Uremia/ (kidney disease or kidney failure or renal disease or renal failure).tw. (CKF or CKD or CRF or CRD).tw. (ESRF or ESKF or ESRD or ESKD).tw. ur?emi$.tw. or/11‐23 and/10,24