No.	Search terms	Results
1	(shared decision or sharing decision or informed decision or informed choice or decision aid).ti,ab. or ((share* or sharing* or informed*) and (decision* or deciding* or choice*)).ti.	12773
2	exp clinical decision making/ or exp decision making/ or exp decision support system/ or exp ethical decision making/ or exp family decision making/ or exp medical decision making/ or exp patient decision making/ or (decision making or decision support or choice behaviour).ti,ab. or ((decision* or choice*) and (making* or support* or behaviour*)).ti.	355815
3	exp patient participation/ or (patient participation or consumer participation or patient involvement or consumer involvement).ti,ab. or ((patient* or consumer*) and (involvement* or involving* or participation* or participating*)).ti.	33527
4	exp doctor patient relation/ or exp nurse patient relationship/ or ((exp nurse/ or exp physician/ or (nurse* or physician* or clinician* or doctor* or general practitioners or gps or health care professionals or healthcare professionals or health care providers or healthcare providers or resident*)).ti. and (exp patient/ or (patient* or consumer* or people*).ti.))	412940
5	1 or (2 and 3) or (2 and 4) or (3 and 4)	46996
6	exp clinical trial/ or exp randomized controlled trial/ or exp controlled clinical trial/ or exp controlled trial/ or exp pretest posttest control group design/ or exp comparative study/ or exp evaluation research/ or exp intervention study/ or exp randomization/ or (random* or double blind or controlled trial or clinical trial or pretest* or pre test or pre tests or posttest* or post test or post tests or prepost* or pre post or controlled before or "before and after" or interruped time or time serie? or intervention*).ti,ab.	8427337
7	(2015* or 2016* or 2017*).yr.	3508644
8	5 and 6 and 7	4460
9	limit 8 to embase	2206