Table 4.
Corresponding author's countries on MPP-AD related research from 1982 to 2019.
| S/n | Country | Articles | %Freq | SCP | MCP | MCP_Ratio (%) |
|---|---|---|---|---|---|---|
| 1 | USA | 71 | 30.34 | 55 | 16 | 22.54 |
| 2 | United Kingdom | 32 | 13.68 | 29 | 3 | 9.38 |
| 3 | China | 27 | 11.54 | 26 | 1 | 3.7 |
| 4 | Italy | 14 | 5.98 | 11 | 3 | 21.43 |
| 5 | Australia | 13 | 5.56 | 11 | 2 | 15.38 |
| 6 | Spain | 12 | 5.13 | 10 | 2 | 16.67 |
| 7 | Japan | 10 | 4.27 | 6 | 4 | 40 |
| 8 | Mexico | 6 | 2.56 | 6 | 0 | 0 |
| 9 | Canada | 5 | 2.14 | 4 | 1 | 20 |
| 10 | Saudi Arabia | 5 | 2.14 | 5 | 0 | 0 |
| 11 | France | 4 | 1.71 | 2 | 2 | 50 |
| 12 | Germany | 4 | 1.71 | 4 | 0 | 0 |
| 13 | Sweden | 4 | 1.71 | 3 | 1 | 25 |
| 14 | Belgium | 3 | 1.28 | 0 | 3 | 100 |
| 15 | Korea | 3 | 1.28 | 3 | 0 | 0 |
| 16 | Russia | 3 | 1.28 | 2 | 1 | 33.33 |
| 17 | South Africa | 3 | 1.28 | 0 | 3 | 100 |
| 18 | Austria | 2 | 0.86 | 1 | 1 | 50 |