Table 2.
Continent and country of origin | Total number of studies by country, n | Number of studies by theme | ||||
|
|
|
Prototype design (n=50) | Validation (n=29) | Observational (n=21) | Reviews (n=1) |
Europe | ||||||
|
Belgium [32,38] | 2 | 2 | N/Aa | N/A | N/A |
Finland [23] | 1 | N/A | N/A | 1 | N/A | |
France [27,107] | 2 | N/A | 2 | N/A | N/A | |
Germany [42,59,60,63,81,98,105] | 7 | 4 | 2 | 1 | N/A | |
Ireland [31,47] | 2 | 2 | N/A | N/A | N/A | |
Italy [3,25,26,29,30,33,36,37,46,48,49,53,54,56,58,64,76,79,84,92,99,108,110,116,120] | 25 | 10 | 8 | 7 | N/A | |
Poland [95,100] | 2 | N/A | N/A | 2 | N/A | |
Portugal [68,71,75,80,102,113] | 6 | 6 | N/A | N/A | N/A | |
Slovakia [57] | 1 | 1 | N/A | N/A | N/A | |
Spain [39,50,62,101] | 4 | 3 | 1 | N/A | N/A | |
Switzerland [28,34,55,72,83,100] | 6 | 2 | 2 | 2 | N/A | |
United Kingdom [45,52,82] | 3 | N/A | 2 | 1 | N/A | |
North America | ||||||
|
Canada [35,74,87,104,114] | 5 | 3 | 1 | 1 | N/A |
United States [21,41,61,65,66,73,85,93,96,97,106,109,117] | 13 | 1 | 8 | 4 | N/A | |
Asia | ||||||
|
China [40,44,78,88,90] | 5 | 5 | N/A | N/A | N/A |
India [43] | 1 | 1 | N/A | N/A | N/A | |
Japan [70] | 1 | 1 | N/A | N/A | N/A | |
Malaysia [111] | 1 | N/A | 1 | N/A | N/A | |
South Korea [22,24,69,89,118,119] | 6 | 5 | 1 | N/A | N/A | |
Taiwan [67] | 1 | 1 | N/A | N/A | N/A | |
Australia | ||||||
|
Australia [112] | 1 | N/A | N/A | N/A | 1 |
New Zealand [91,94,115] | 3 | N/A | 1 | 2 | N/A | |
South America | ||||||
|
Chile [77,86,103] | 3 | 3 | N/A | N/A | N/A |
aN/A: Not applicable.