Table 1 Search strategies and search results
PIS | Order | Search terms | No. of publications | |
|---|---|---|---|---|
PubMed | Scopus | |||
Patient (P) | #1 | Search "ankle osteoarthritis" | 654 | 838 |
| Â | #2 | Search "ankle arthrosis" | 76 | 117 |
| Â | #3 | Search "ankle OA" | 155 | 160 |
| Â | #4 | Search #1 OR #2 OR #3 | 765 | 980 |
Intervention (I) | #5 | Search platelet-rich plasma | 15,285 | 16,346 |
| Â | #6 | Search COBE Spectra OR Arthrex ACP | 2417 | 4758 |
| Â | Â | OR PRGF-endoret OR ISTO Biologics, | Â | |
| Â | Â | OR Nuo Therapeutics OR | Â | |
| Â | Â | KYOCERA OR Medical PRP kit | Â | |
| Â | Â | OR JP200 OR SmartPrep OR | Â | |
| Â | Â | Plateltex OR OrthoGen OR Magellan | Â | |
| Â | #7 | Search #5 OR #6 | 17,554 | 19,484 |
PI | #8 | Search #4 AND #7 | 25 | 56 |
Study design (S) | #9 | Search meta-analysis | 267,404 | 4,025,920 |
PIS | #10 | Search #8 AND #9 | 2 | 33 |
PI latest* | #11 | Search #4 AND #7 | 12 | 24 |