Table 1.
Final study sample: number of participating intensive care units, number of patients, and corresponding countries
| Country | No of units | No of patients |
|---|---|---|
| Argentina | 3 | 58 |
| Australia | 1 | 16 |
| Austria | 17 | 109 |
| Belgium | 2 | 50 |
| Belize | 1 | 4 |
| Brazil | 3 | 60 |
| Czech Republic | 2 | 29 |
| Finland | 1 | 7 |
| France | 6 | 54 |
| Germany | 9 | 246 |
| Greece | 2 | 9 |
| Iran | 1 | 9 |
| Ireland | 1 | 11 |
| Italy | 20 | 133 |
| Netherlands | 2 | 21 |
| New Zealand | 1 | 4 |
| Poland | 1 | 3 |
| Portugal | 4 | 34 |
| Romania | 1 | 6 |
| Saudi Arabia | 1 | 22 |
| Singapore | 1 | 6 |
| Slovakia | 1 | 8 |
| Spain | 8 | 128 |
| Sweden | 2 | 10 |
| Switzerland | 3 | 41 |
| United Kingdom | 17 | 200 |
| United States | 2 | 50 |