Table 1. Search strategies
|
| Database | Search strategy |
| | CINAHL | #1. Exp clinical trials/
#2. clinical trial.pt.
#3. (clinic$ adj trial$1).tw.
#4. ((singl$ OR doubl$ OR trebl$ OR tripl$) adj (blind$3 OR mask$3)).tw.
#5. Randomi?ed control$ trial$.tw.
#6. Random assignment/
#7. Random$ allocat$.tw.
#8. Placebo$.tw.
#9. Placebos/
#10. Quantitative studies/
#11. Allocat$ random$.tw.
#12. Or/1-11
#13. Exp breastfeeding/ OR breastfeeding.mp
#14. *Lactation/ OR lactation.mp
#15. *Milk, Human/ OR human milk.mp
#16. (Breastfe$ OR Breast-fe$ OR breast fe$ OR lactati$ OR human milk).tw.
#17. Or/13-16
#18. Exp employment/ OR employment.mp
#19. *work/ OR work.mp
#20. Exp occupations and professions/ OR occupation.mp
#21. Exp corporations/ OR corporation.mp
#22. (employ$ OR work OR labourforce OR labour-force OR labour force OR laborforce OR labor-force OR labor force OR occupation OR workplace OR work-place OR work place OR corporat$).tw.
#23. Or/18-22
#24. #12 AND #17 AND #23 |
| | LILACS | #1. Search filter for finding clinical trials in LILACS (see: http://bases.bvs.br)
#2. (Breastfe* OR Breast-fe* OR breast fe* OR lactati* OR human milk)
#3. (employ* OR work* OR labourforce OR labour-force OR labour force OR laborforce OR labor-force OR labor force OR occupation OR workplace OR work-place OR work place OR corporat*)
#4. #1 AND #2 AND #3 |
| | C2-SPECTR (http://www.Campbellcollaboration.org/) | #1. {breastfeeding} or {breast-feeding} or{breast feeding} or {lactation} or {breastfe*} or {breast-fe*} or {breast fe*} or {lactati*} or {human milk}
#2. {employ*} or {work} or {labourforce} or {labour-force} or {labour force} or {laborforce} or {labor-force} or {labor force} or{occupation} or {workplace} or {work-place} or {work place} or {corporat*}
#3. {rct} or {crt}
#4. #1 AND #2 AND #3 |
| | All other databases (modified accordingly to reflect the characteristics and specification of the search engine) | #1. (Breastfe* OR Breast-fe* OR breast fe* OR lactati* OR human milk)
#2. (employ* OR work* OR labourforce OR labour-force OR labour force OR laborforce OR labor-force OR labor force OR occupation OR workplace OR work-place OR work place OR corporat*)
#3. #1 AND #2 |
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