No.	Search terms	Results
1	patient‐reported outcome/	24762
2	((quality of life or wellbeing or well‐being or QoL or HRQoL or HRQL) adj5 (tool? or questionnaire? or scale? or instrument? or index or indices or measure? or profile? or assess*)).ti,ab.	143294
3	self administ*.ti,ab.	59000
4	((patient? or self) adj2 (report* or apprais* or rate* or rating* or response* or evaluat*)).ti,ab.	804303
5	((patient? or adult?) adj5 complet*).ti,ab.	292954
6	self‐assess*.ti,ab.	22600
7	patient questionnaire?.ti,ab.	3820
8	((function* or health) adj2 status adj2 report*).ti,ab.	3617
9	(screen* adj2 (tool? or questionnaire? or instrument?)).ti,ab.	53444
10	or/1‐9	1265437
11	((physician? or doctor? or nurse? or dentist? or practitioner? or clinician? or team? or anesthetist? or cardiologist? or dentist? or dermatologist? or gastroenterologist? or gp? or geriatrician? or gerontologist? or gynaecologist? or gynecologist? or hematologist? or haematologist? or intensivist? or neurologist? or obstetrician? or oncologist? or paediatrician? or pediatrician? or psychiatrist? or radiologist? or rheumatologist? or surgeon? or urologist?) adj5 (notif* or inform* or disclos* or report* or provid* or result* or recei* or summar* or availab*)).ti,ab.	349639
12	(feedback or feed back or fed back).ti,ab.	183192
13	*feedback system/	14588
14	or/11‐13	526104
15	((routine* or regular*) adj2 (quality of life or wellbeing or well‐being or QoL or HRQoL or HRQL)).ti,ab.	508
16	(14 and 10) or 15	63642
17	random*.ti,ab.	1580844
18	factorial*.ti,ab.	39074
19	(crossover* or cross over*).ti,ab.	108687
20	((doubl* or singl*) adj blind*).ti,ab.	236559
21	(assign* or allocat* or volunteer* or placebo*).ti,ab.	1060144
22	crossover procedure/	64535
23	single blind procedure/	40363
24	randomized controlled trial/	622762
25	double blind procedure/	176401
26	or/17‐25	2387512
27	exp animal/ not human/	4831880
28	26 not 27	2150229
29	16 and 28	11821