Number of REPEM respondents per country and per survey phase
| Stage 2 | Stage 3 | Total | ||
| Survey 1 | Survey 2 | Survey 3, HPP | ||
| Invited REPEM members | 69 | 69 | 69 | 69 |
| Austria | 1 | 1 | 1 | 1 |
| Belgium | 1 | 1 | 1 | |
| France | 4 | 1 | 3 | 4 |
| Germany | 1 | 1 | 1 | |
| Hungary | 2 | 1 | 2 | 3 |
| Israel | 1 | 2 | 1 | 2 |
| Italy | 5 | 4 | 2 | 6 |
| Latvia | 1 | 1 | 1 | 1 |
| Lithuania | 1 | 1 | ||
| Malta | 1 | 1 | ||
| The Netherlands | 3 | 3 | 1 | 3 |
| Portugal | 1 | 1 | 1 | |
| Spain | 6 | 6 | 5 | 7 |
| Sweden | 2 | 2 | ||
| Switzerland | 6 | 3 | 5 | 7 |
| Turkey | 4 | 5 | 3 | 6 |
| UK | 3 | 2 | 3 | 4 |
| All | 39 (57%) | 35 (51%) | 28 (41%) | 52 (75%) |
HPP, Hanlon prioritisation process; REPEM, Research in European Paediatric Emergency Medicine.