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Table 4 Geographical locations of collaborators and participants involved in core outcome set (COS) development
| Collaborators n (%) | Participants n (%) | |
|---|---|---|
| North America, Europe | 78 (34) | 62 (27) |
| North America | 53 (23) | 50 (22) |
| Europe | 49 (22) | 42 (19) |
| North America, Europe, Australasia | 13 (6) | 15 (7) |
| North America, Europe, Asia | 6 (3) | 12 (5) |
| North America, Europe, Australasia, Asia | 6 (3) | 10 (4) |
| North America, Europe, Australasia, South America, Asia | 4 (2) | 10 (4) |
| Australasia | 3 (1) | 2 (1) |
| North America, Australasia | 3 (1) | 2 (1) |
| Europe, Australasia | 3 (1) | 1 (<1) |
| North America, Europe, South America, Asia | 2 (1) | 3 (1) |
| North America, Europe, Australasia, South America | 2 (1) | 1 (<1) |
| North America, Europe, Australasia, Africa | 1 (<1) | 3 (1) |
| North America, Europe, South America | 1 (<1) | 3 (1) |
| North America, Europe, Africa | 1 (<1) | 1 (<1) |
| North America, Europe, South America, Africa | 1 (<1) | 1 (<1) |
| Asia | 1 (<1) | |
| North America, Europe, Australasia, South America, Asia, Africa | 4 (2) | |
| North America, Europe, Australasia, South America, Africa | 2 (1) | |
| North America, South America, Asia, Africa | 1 (<1) | |
| North America, Europe, Australasia, Asia, Africa | 1 (<1) | |
| North America, Europe, South America, Asia, Africa | 1 (<1) |
