Table 3 Search methodology used by each included study (*Ovid including EMBASE, EBW reviews, and Cochrane library)
From: Intra-articular platelet-rich plasma injection for knee osteoarthritis: a summary of meta-analyses
| Â | PubMed | MEDLINE | EMBASE | Cochrane | Scopus | Ovid* | Other | No. of primary studies | RCT |
|---|---|---|---|---|---|---|---|---|---|
Kanchanatawan et al. | + | + | – | – | + | – | – | 9 | + |
Dai et al. | + | – | + | + | + | – | – | 10 | + |
Xu et al. | – | + | – | – | – | + | – | 10 | + |
Shen et al. | + | – | + | + | + | – | – | 14 | + |