TABLE 1.
Search strategy for PubMed database.
| Query | Search item |
|---|---|
| # 1 | Osteoarthritis, Knee (Mesh) |
| # 2 | Osteoarthritis, Knee (Title/Abstract) |
| # 3 | Knee osteoarthritis (Title/Abstract) |
| # 4 | Knee osteoarthritides (Title/Abstract) |
| # 5 | Knee pain (Title/Abstract) |
| # 6 | Knee joint osteoarthritis (Title/Abstract) |
| # 7 | Knee arthritis (Title/Abstract) |
| # 8 | Osteoarthritis of knee (Title/Abstract) |
| # 9 | KOA (Title/Abstract) |
| # 10 | Gonarthrosis (Title/Abstract) |
| # 11 | Osteoarthrosis (Title/Abstract) |
| # 12 | # 1 OR # 2–11 |
| # 13 | Duloxetine hydrochloride (MeSH) |
| # 14 | Duloxetine (Title/Abstract) |
| # 15 | Cymbalta (Title/Abstract) |
| # 16 | # 13 OR # 14–15 |
| # 17 | Meta-analysis (Publication Type) |
| # 18 | Meta-analysis (MeSH) |
| # 19 | Systematic evaluation (Title/Abstract) |
| # 20 | Systematic review (Title/Abstract) |
| # 21 | Meta analysis (Title/Abstract) |
| # 22 | Meta analyses (Title/Abstract) |
| # 23 | # 17 OR # 18–22 |
| # 24 | # 12 AND # 16 AND # 23 |