Table 1.

PubMed Search Strategy.

Search Topic	Search Strategy
Antiemetics	1. “antiemetics”[All Fields] 2. “antiemetics”[MeSH Terms] 3. “antiemetics”[Pharmacological Action] 4. OR (1,2,3)
CINV	5. “CINV”[All Fields]
Chemotherapy	6. “drug therapy”[MeSH Terms] 7. “drug”[All Fields] AND “therapy”[All Fields] 8. “drug therapy”[All Fields] 9. “chemotherapy”[All Fields] 10. “antineoplastic agents”[MeSH Terms] 11. “antineoplastic”[All Fields] AND “agents”[All Fields] 12. “antineoplastic agents”[All Fields] 13. “antineoplastic”[All Fields] AND “agent”[All Fields] 14. “antineoplastic agent”[All Fields] 15. “antineoplastic agents”[Pharmacological Action] 16. OR (6-15)
Nausea	17. “nausea”[MeSH Terms] 18. “nausea”[All Fields] 19. OR (17, 18)
Vomiting	20. “vomiting”[MeSH Terms] 21. “vomiting”[All Fields] 22. OR (20, 21)
Chemotherapy Induced Nausea and/or Vomiting (CINV)	23. OR (19, 22) 24. AND (16, 23) 25. OR (5, 24)
Risk Factors	26. “risk factors”[MeSH Terms] 27. “risk”[All Fields] AND (“factors”[All Fields] OR “factor”[All Fields]) 28. “risk factors”[All Fields] 29. “risk factor”[All Fields] 30. OR (26-29)
English Language	31. English[Lang]
Final Search Query	32. AND (4, 25, 30, 31)