Articles in the top 10 high-impact orthopaedics journals from the five countries
| Rank | Journal title | 2014 IF | USA | UK | Japan | Germany | MC |
|---|---|---|---|---|---|---|---|
| 1 | J Bone Joint Surg Am | 5.280 | 1729 | 98 | 126 | 102 | 33 |
| 2 | Am J Sports Med | 4.362 | 1424 | 54 | 154 | 155 | 33 |
| 3 | Osteoarthritis Cartilage | 4.165 | 600 | 186 | 119 | 93 | 64 |
| 4 | J Physiother | 3.708 | 107 | 8 | 1 | 0 | 0 |
| 5 | Arthroscopy | 3.206 | 902 | 41 | 165 | 136 | 70 |
| 6 | Knee Surg Sports Traumatol Arthrosc | 3.053 | 309 | 195 | 267 | 351 | 88 |
| 7 | J Orthop Sports Phys Ther | 3.011 | 345 | 19 | 16 | 10 | 0 |
| 8 | J Orthop Res | 2.986 | 546 | 59 | 200 | 174 | 88 |
| 9 | Acta Orthop | 2.771 | 51 | 65 | 45 | 80 | 11 |
| 10 | Clin Orthop Relat Res | 2.765 | 2789 | 134 | 182 | 129 | 75 |
| Total | 8802 | 859 | 1230 | 1275 | 462 | ||
| Divided by total article volume of each country (%) | 28.40 | 14.88 | 22.06 | 27.54 | 13.76 | ||
IF, impact factor; MC, Mainland China.