#1	(TITLE-ABS-KEY (birth OR prenatal OR perinatal OR parturition) OR TITLE-ABS-KEY (“delivery, obstetric” OR “cesarean section” OR “extraction, obstetrical”) OR TITLE-ABS-KEY (“labor, induced” OR antenatal OR puerperium OR postnatal OR “post natal”) OR TITLE-ABS-KEY (postpartum OR “post partum” OR childbirth))	→896 885
#2	TITLE-ABS-KEY (fear OR anxiety OR “birth trauma” OR ptsd OR “stress disorders”)	→474 308
#3	(TITLE-ABS-KEY (“Randomized Controlled Trial” OR “Observational Study” OR “Clinical Trial” OR placebo*) OR TITLE-ABS-KEY (random* OR review OR “meta-analysis”) OR TITLE-ABS-KEY (questionnaire OR interview OR survey OR cohort AND study OR “focus group”))	→8 610 503
#4	#1 AND #2 AND #3	→9 421
#5	TITLE-ABS-KEY (narrative* OR narration OR interview* OR “focus group” OR “focus groups” OR grounded OR qualitative OR ethnograph*)	→1 295 507
#6	#4 AND #5	→2 371
#7	Limit English Swedish	→2 228
#8	Limit 2015–2018	→671